Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, truong thanh
trang va » tran van, hang va
cong tan » cong tac, cong san, cong ty
than cao » toan cao, thai cao, than cap
tang va » tang van, thang va, tang vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - anh ((tang va) or (trang va)) nhung ((cong tan) or (cong thanh)) than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - anh ((tang va) OR (trang va)) nhung ((cong tan) OR (cong thanh)) than cao.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - anh ((tang va) or (trang va)) nhung ((cong tan) or (cong thanh)) than cao*.