Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
thi chieu » thi chien, thi hieu, thi hien
luan hung » luan chung, lan hung, luan ung
hung cong » nhung cong, hung cuong, phung cong
ho chieu » hoc thieu, doi chieu, mot chieu
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((theo chieu) OR (thi chieu))) or (ho chieu)) xanh - hanh trinh luan hung cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((theo chieu) OR (thi chieu))) OR (ho chieu)) xanh - hanh trinh luan hung cong tac toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((theo chieu) OR (thi chieu))) or (ho chieu)) xanh - hanh trinh luan hung cong tac toan cao".
• Adding a wildcard symbol may retrieve word variants: ((((theo chieu) OR (thi chieu))) or (ho chieu)) xanh - hanh trinh luan hung cong tac toan cao*.