sơ di trú và nhập tịch 
Immigration and Naturalization Service (INS) [ sơ ] : (1) fiber; (2) to stir; (3) distant, rough, elementary, sketch (a rough draft of), primeval, primitive; (4) sister (religious title)
[ di ] : to move to leave behind, crush with feet by rubbing
[ trú ] : to take shelter; to live, dwell
[ và ] : and
[ nhập ] : to bring in, put in, import; to join, enter, add; to receive
Most Common Compounds Set 1:
Most Common Compounds Set 2 :