Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
luan phung » luan phuong, luan chung, luan phong
phung cong » nhung cong, phong cong, nhung chong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
toan ban » van ban
toan cao » 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: ((ho chieu) or (toc thieu)) tinh - hanh trinh luan phung cong tan ((toan ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) tinh - hanh trinh luan phung cong tan ((toan ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) tinh - hanh trinh luan phung cong tan ((toan ban) or (toan cao))*.