A/S/L
AAA
ADDY
ADGR
ADN
AFAIAA
AFAICS
AFAICT
AFAIK
AFAIR
AFK
AGAN
AI
AIUI
AKA
ANAWFOS
ANY1
AOP
ASAP
ASWGAFF
ATM
ATTN
AWHFY
AWOL
AYT