Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
theo chieu » ho chieu, theo chu, thi chieu
trinh quan » tinh quang, trinh luat, trinh han
doi chieu » doc hieu, doi chi, ho chieu
quan tong » quan trong, quan dong, quan long
tong cong » trong cong, cong cong, dung cong
cong san » cong tac
san van » tan van, luan van, tran van
van cau » van dau, van hau, van chat

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (((theo chieu) OR (theo tieu)))) sang - hanh trinh quan tong cong san van cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (((theo chieu) OR (theo tieu)))) sang - hanh trinh quan tong cong san van cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (((theo chieu) OR (theo tieu)))) sang - hanh trinh quan tong cong san van cau*".