Perhaps you should try some spelling variations:
thanh mung » thanh tung, thanh hung, thanh dung
hien xanh » hien hanh, hien nhanh, chieu xanh
cac khang » bach khang, cac khoan, cac dang
khang cau » hang cau, khang cu, khang chan
mung kha » mung nha, dung khoa, rung khoa
kha dung » khoa dung, khao dung, nha dung

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - thanh mung kha dung trong cac khang cau~.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - thanh mung kha dung trong cac khang cau*.