Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
thanh chu » thanh chau, thanh cha, thanh thu
trang va » tran van, hang va
cong tac » cong ty
phan cau » phan dau, phan cac, phan tu
bang va » hang va, ban va, dang van

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 ((bang va) or (trang va)) dung cong tac ((thanh chu) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - anh ((bang va) OR (trang va)) dung cong tac ((thanh chu) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - anh ((bang va) or (trang va)) dung cong tac ((thanh chu) or (phan cau))*.