Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
cua phuong » cuu phuong, cuc phuong, luan phuong
hua khong » hoa khong, cua khong, hoac khong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - canh tranh ((cua phuong) or (hua khong)) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - canh tranh ((cua phuong) OR (hua khong)) cong tac toan tap*.