Thunder Force 3 Code List:

RYBT-A6XY       MASTER CODE--MUST BE ENTERED
AECA-AAH8       Start with 2 fighters
A2CA-AAH8       Start with 7 fighters
BECA-AAH8       Start with 10 fighters
A3AT-AA7R       Infinite fighters
AECA-AAF8       Start with 2 credits instead of 7
ATCA-AAF8       Start with 5 credits
BTCA-AAF8       Start with 13 credits
A2FT-AA8C       Infinite credits
AKAT-AA8R       Keep special weapon power when you lose a fighter

9TCA-BGSR       Start with all special weapons available (1/3)
D6CA-AAHT       Start with all special weapons available (2/3)
96CA-AAHW       Start with all special weapons available (3/3) 

AKAA-AA6W       Never get special weapons ability


The "Start with all special weapons" codes must all be activated.