Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo chieu » theo tieu, ho chieu, thi chieu
doi chieu » doc hieu, doi chi, ho chieu
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
theo chu » cho chu, chao chu, theo yeu
manh cua » doanh cua, ban cua
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: ((doi chieu) or (((theo chieu) OR (theo chu)))) xanh - canh manh cua nhung cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (((theo chieu) OR (theo chu)))) xanh - canh manh cua nhung cong tac toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (((theo chieu) OR (theo chu)))) xanh - canh manh cua nhung cong tac toan cao".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (((theo chieu) OR (theo chu)))) xanh - canh manh cua nhung cong tac toan cao*.