Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
doi chieu » doc hieu, mot chieu, thi chieu
tranh cua » doanh cua, manh cua
tong cong » trong cong, cong cong, dung cong
ho chieu » theo chieu, hoc thieu, mot chieu
cua tong » cua cong, cua dong, cua nong
cong tan » cong tac, cong san, cong thanh
doi chi » doi khi
tan van » tran van, tang van, luan 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 (((doi chieu) or (doi chi)))) xanh - hanh tranh cua tong cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (((doi chieu) OR (doi chi)))) xanh - hanh tranh cua tong cong tan van ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (((doi chieu) or (doi chi)))) xanh - hanh tranh cua tong cong tan van ban*.