Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
huong cua » dung cua
tang cua » mang cua, hang cua, tang luan
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: theo chieu xanh - hanh ((tang cua) or (huong cua)) thong cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh ((tang cua) OR (huong cua)) thong cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh ((tang cua) or (huong cua)) thong cong tac toan ban*.