Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
hanh trinh » canh tranh, hanh chinh
ho chieu » hoc thieu, doi chieu, mot chieu
vat dung » va dung, viet dung, mat duong
van dung » van dong, xay dung, tin dung
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

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 (theo chieu)) xanh - hanh trinh ((vat dung) or (van dung)) cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - hanh trinh ((vat dung) OR (van dung)) cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) xanh - hanh trinh ((vat dung) or (van dung)) cong dan van ban*.