hội chứng trước khi hành kinh 
premenstrual syndrome [ hội ] : organization; to assemble, gather, meet
[ chứng ] : disease, ailment, symptom, sickness, illness; proof, evidence
[ trước ] : before, in front, previously; faced with, in the face of, ahead of
[ khi ] : occasion, time (when something happens), when, at the time of, if
[ hành ] : (1) scallion, spring onion; (2) to act, execute, carry out; (3) stem; (4) to go, travel (on foot); (5) one of the five elements
[ kinh ] : (1) frightened, terrified; (2) capital city; (3) Chinese classics; (4) pass through, experience; (5) economics; (6) warp, longitude
Most Common Compounds Set 1:
Most Common Compounds Set 2 :