Findings:

• Battery
• short battery life
• rechargeable battery
• Nickel-cadmium battery
• Bunsen's battery
• Water battery
• battery blanket
• Batteries not included
• A battery
• Baghdad Battery
• Changing the battery on your Pulse CD
• My experience with battery acid
• How to save batteries in your digital camera
• Battery Park
• deep cycle battery
• The difference between assault and battery
• AA battery
• Battery fungus
• Alkaline battery
• Zinc-air battery
• B Battery
• voltaic battery
• battery 9
• Rolling the batteries in the remote
• The Going Of The Battery
• Duo Battery Pack
• Charging NiMH batteries
• Take the cap off your car battery when charging it
• AAAA Battery
• Energizer e2 Titanium battery
• Battery acid
• Change your clocks, change your batteries
• vanadium redox battery
• How to rejuvenate a dead battery
• Lead-acid battery
• battery terminal
• out of battery
• Atomic batteries to power, rubber bands to speed
• Battery memory
• Overzealous "low battery" indicators
• Brooklyn Battery Tunnel
• Full battery assessment
• Bacterial battery
• 9 Volt battery
• Nanotech battery
• battery management system
• silicon microturbine
• Car Battery
• deep cycle automobile battery
• C battery
• Lithium ion battery
• marine battery
• Theme from Battery
• Liquid battery
• Should we put bigger batteries in airplane black boxes?
• Imagine a World Without Batteries
• stock options
• command line options
• Suicide is a legitimate option in a case like this
• option-
• option-n
• option key
• Option Explicit
• Option
• Options
• call option
• put option
• American style option
• European style option
• Vanilla option
• Exotic option
• RFC 1097
• another housing option for your hamster
• Turning a call option into a put option (and vice versa)
• Rural energy options
• The Ranger Option
• if you had it as an option, would you take it?
• Mr. Option (user)
• Open Publication License's Section VI options can make it non-free
• Point Option
• incentive stock option
• E2 Options: Declining vote XP (document)
• Archived E2 Options: Sharing your scratch pad (document)
• How to add a folder in your Send To option when right clicking in Win98
• E2 Options: Chatterbox topic (document)
• E2 Options: Editbox size choices (document)
• E2 Options: Don't default to writeup edit on e2nodes (document)
• IP Header Option
• RFC 748
• Internet Options Control Panel Conspiracy
• The obligatory CowboyNeal option on every Slashdot poll
• dealer-installed options
• Treatment options for Attention Deficit Disorder
• real options
• The Paris Option
• Asian Option
• triple option
• Options for smart kids in high school
• option paralysis
• Street Fighter attack options
• Street Fighter defense options
• Street Fighter movement options
• Post Secondary Enrollment Option Program
• Quanto Option
• Basket option
• Flight Options
• C is the Heavenly option
• Foreign Currency Option
• Disagreeable Options
• Option spread
• Failure Is an Option: Why Music Students Are Jealous of Aphex Twin
• index option
• An Option (user)
• Binomial Option Pricing
• The easier option would just be to electroplate the chicken.
• Are you sure this is your only option?
• there is a third option. there is always a third option.
• Green Shoe Option
• Sometimes people will tell you that there are no options and they will be wrong.
• with awareness comes options
• 15 as an option and 15 as the answer
• sleep
• lack of sleep
• Sleep deprivation
• Extreme sleep deprivation
• sleep in
• sleep with
• Rust Never Sleeps
• Even though I sleep terribly with another body in the bed
• Dr. Seuss's Sleep Book
• Not wanting to sleep so the next day won't start
• Ever seen two people talking to each other in their sleep?
• The Livin' Bejeezus Sleeps Tonight
• Sleep is bad for you
• The Big Sleep
• time travel through sleep deprivation
• put to sleep
• Colorless green ideas sleep furiously
• How can you sleep at night?
• The Man Who Never Sleeps
• What You do While I Slumber
• sleep with the fishes
• Sleep cycle strategies
• sleep paralysis
• Sleep together
• Can I go back to sleep now?
• Unconscious acts of a sleep-deprived mind
• 10 reasons E2 is better than sleep
• Obstructive sleep apnea
• Don't stop. You can sleep when you're dead.
• Last night I could not sleep because of the noise in my head
• Russian sleep
• I feel like I'm missing pieces of sleep
• Mr. Sleep
• To Sleep
• Good Night, Sleep Tight
• How long do babies sleep?
• The Bad Sleep Well
• Sleep and Memory
• human sleep cycle
• You can't tell sleep where to go
• I Sleep Alone
• Watching you sleep
• sleep tight
• Bored lunkhead who needs sleep (user)
• I Don't Sleep, I Dream

If you Log in you could create a "sleep battery swapping option" node. If you don't already have an account, you can register here.