Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
theo chieu » theo tieu, ho chieu, thi chieu
hanh cong » thanh cong, hang cong, hanh dong
cua thong » cua thuong, cua khong, cua tong
theo chu » cho chu, chao chu, theo yeu
doc hieu » toc thieu, hoc thieu, hoc hien
cong cua » cong cu, dong cua, huong cua
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cao » toan cao, thai cao, than cap

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) or (theo chu))) or (doc hieu)) tinh - hanh cong cua thong cong tan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((theo chieu) OR (theo chu))) OR (doc hieu)) tinh - hanh cong cua thong cong tan than cao.
• Adding a wildcard symbol may retrieve word variants: ((((theo chieu) or (theo chu))) or (doc hieu)) tinh - hanh cong cua thong cong tan than cao*.