Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
trinh va » trinh van, trinh vat, trinh ve
cong tac » cong ty
than cau » toan cau, phan cau, than cap
toan ban » van ban
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (theo chu)) xanh - hanh trinh va dung cong tac ((than cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chu)) xanh - hanh trinh va dung cong tac ((than cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chu)) xanh - hanh trinh va dung cong tac ((than cau) or (toan ban))*.