thắt chặt hầu bao 
tighten the purse strings [ thắt ] : to tie, tighten, strap, become narrow
[ chặt ] : (1) fast, close, tight; solid; (2) to cut, chop down
[ hầu ] : (1) almost, nearly, virtually; (2) to wait upon, serve; (3) in order to; (4) monkey
[ bao ] : (1) how much, many, so much, so many, some, any; (2) envelope, bag, pack, case, sleeve; to cover, enclose
Most Common Compounds Set 1:
Most Common Compounds Set 2 :