Perhaps you should try some spelling variations:
theo chieu » theo tieu, thi chieu
dung cong » dung trong
ho chieu » hoc thieu, doi chieu, mot chieu
theo chu » cho chu, chao chu, theo yeu
tranh su » trinh su, trang su, tranh cua
cong tan » cong tac, cong san, cong thanh
tan doan » tran doan, tap doan, van doan
doan dau » doan dieu, phan dau, doan va

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) OR (theo chu)))) xanh - canh tranh su dung cong tan doan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (((theo chieu) OR (theo chu)))) xanh - canh tranh su dung cong tan doan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (((theo chieu) OR (theo chu)))) xanh - canh tranh su dung cong tan doan dau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (((theo chieu) OR (theo chu)))) xanh - canh tranh su dung cong tan doan dau*.