lần đầu tiên trong đời 
(for) the first time in one’s life [ lần ] : time, turn, round, occurrences
[ đầu ] : (1) beginning, first; (2) head, mind, pole, end, hood (of a car)
[ tiên ] : (1) fairy, spirit, immortal being; (2) first; (3) whip; writing paper
[ trong ] : during; in(side), among
[ đời ] : dynasty; life, existence, generation
Most Common Compounds Set 1:
Most Common Compounds Set 2 :