Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
tranh ban » trinh ban, tranh hang, tranh luan
ban trong » bai trong, ban tuong, ben trong
tac nhanh » tac nhan, tac thanh, tai nhanh
nhanh cau » nhanh cay, thanh chau, nhanh ha
ho chieu » theo chieu, hoc thieu, mot chieu
cong tac » cong ty

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 (doi chieu)) xanh - canh tranh ban trong cong tac nhanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - canh tranh ban trong cong tac nhanh cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) xanh - canh tranh ban trong cong tac nhanh cau*.