Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
tuan thong » toan thong, tran thong, tuan phong
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
nhanh cau » nhanh cay, thanh chau, nhanh ha
chinh cau » chinh chau, chinh ca, chinh can
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((thanh trung) or (thanh tung)) tuan thong cong san ((nhanh cau) or (chinh cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((thanh trung) OR (thanh tung)) tuan thong cong san ((nhanh cau) OR (chinh cau)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh trung) or (thanh tung)) tuan thong cong san ((nhanh cau) or (chinh cau))*.