Perhaps you should try some spelling variations:
hanh trinh » canh tranh
mot chieu » doi chieu
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
cua dang » cua cong, cua ban
cong tam » cong tac, cong tan, cong nam
tam than » 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: ((ho chieu) or (mot chieu)) xanh - ((hanh trinh) OR (hanh chinh)) cua dang cong tam than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (mot chieu)) xanh - ((hanh trinh) OR (hanh chinh)) cua dang cong tam than cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (mot chieu)) xanh - ((hanh trinh) OR (hanh chinh)) cua dang cong tam than cao*".