Perhaps you should try some spelling variations:
theo dieu » theo tieu, theo chieu, thuoc dieu
hanh tran » hanh trang, thanh tran, hanh tram
van thong » van thuong, van phong, va thong
cong nhan » cong nhat, cong thanh, dung nhan
tran van » luan van
cong san » cong tac
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: theo dieu hanh - hanh tran van thong ((cong san) or (cong nhan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo dieu hanh - hanh tran van thong ((cong san) OR (cong nhan)) toan cao.
• Adding a wildcard symbol may retrieve word variants: theo dieu hanh - hanh tran van thong ((cong san) or (cong nhan)) toan cao*.