Findings:

• Back to School Pak
• kadriye pak (user)
• Ja Pak (user)
• pak attack (user)
• Salman Pak
• Nintendo DS Rumble Pak
• The Aksh'n Pak
• Transfer Pak
• controller pak
• Jumper Pak
• Expansion Pak
• pak (user)
• paks (user)
• GB
• Action Pak
• Game Pak
• Pak
• rumble pak
• Pak Hyeokkeose
• Ho-Young Pak
• .gb
• GB 2312
• Casio CFX-9950 GB Plus
• GB (user)
• GB Xchanger
• gbs

If you Log in you could create a "GB Pak" node. If you don't already have an account, you can register here.