Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
hanh tranh » canh tranh, hanh trinh, hanh trang
thong cong » trong cong, tong cong, thong thong
ho chieu » hoc thieu, doi chieu, mot chieu
tranh va » tranh van, trang va, trinh va
va thong » va thuong, va phuong, he thong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (((theo chieu) or (ho chieu)))) xanh - hanh tranh va thong cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (((theo chieu) OR (ho chieu)))) xanh - hanh tranh va thong cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (((theo chieu) or (ho chieu)))) xanh - hanh tranh va thong cong tac toan ban*.