hành tẩu 
low-ranking mandarin [ 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
[ tẩu ] : (1) opium pipe; (2) sister in law (one’s elder brother’s wife); (3) to run away, escape, flee
Most Common Compounds Set 1:
Most Common Compounds Set 2 :