bộ đội bạn 
friendly forces [ bộ ] : (1) section, part department, ministry; (2) gear, part, device; (3) radical (of a Chinese character); (4) collection, set, pack (cards), suit (clothes); (5) appearance, mean, behavior, bearing; (6) step, pace; (7) [CL for laws]; (8) land; (9) foot; (10) register, account book
[ đội ] : (1) group, organization, unit, team; (2) to carry, wear on one’s head; (3) to drop; (4) jack; (5) sergeant
[ bạn ] : friend, associate, companion, comrade (in something)
Most Common Compounds Set 1:
Most Common Compounds Set 2 :