Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
cong thanh » dong thanh, cong trinh, truong thanh
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cong san » cong tac
cong tan » cong tac, cong ty, cong ha
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 - anh tang cua nhung ((cong san) or (((cong tan) or (cong thanh)))) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - anh tang cua nhung ((cong san) OR (((cong tan) OR (cong thanh)))) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - anh tang cua nhung ((cong san) or (((cong tan) or (cong thanh)))) toan cao*.