Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
khong cong » thong cong, khong cang, chong cong
cua khong » hua khong, cua phuong, cua thuong
cong cua » cong cu, dong cua, huong cua
cong tan » cong tac, cong san, cong thanh
than cao » toan cao, thai cao, than cap
tho cac » cho cac, tho ca, thong cac

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 - thanh cong cua khong cong tan ((than cao) or (tho cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh cong cua khong cong tan ((than cao) OR (tho cac)).
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh cong cua khong cong tan ((than cao) or (tho cac))*.