Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tra » thanh toan, thanh hoa
tran dung » tran dang, tran hung, tran quang
dung cong » dung trong
tra tran » tra trinh, thai tran, toan tran
cong san » cong tac
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - thanh tra tran dung cong san ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - thanh tra tran dung cong san ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - thanh tra tran dung cong san ((than cau) or (than cap))*.