Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tran » thanh trang, thanh toan, thanh tra
tuan duong » tuyen duong, tuong duong, van duong
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh
cong tac » cong ty
cong tan » cong san, cong thanh, cong ty
toan cau » toan ban, toan tap, toan tai
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 tran tuan duong ((cong tac) or (cong tan)) ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tran tuan duong ((cong tac) OR (cong tan)) ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tran tuan duong ((cong tac) or (cong tan)) ((toan cau) or (toan cao))*.