Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tinh » thanh binh, nhanh tinh, than kinh
nhung cong » dung cong, hang cong, nhung don
thong cong » tong cong, thong thong, phong chong
hoc thieu » toc thieu, hoc hien
tinh cua » trinh cua, sinh cua, tinh chat
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 tinh cua ((nhung cong) or (((thong cong) or (trong cong)))) dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tinh cua ((nhung cong) OR (((thong cong) OR (trong cong)))) dan toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tinh cua ((nhung cong) or (((thong cong) or (trong cong)))) dan toan cao*.