Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
quan duong » tuan duong, quan dong, qua duong
quan dung » quang dung, qua dung, quan dong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » 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 xanh - thanh truong ((quan dung) or (quan duong)) cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh truong ((quan dung) OR (quan duong)) cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh truong ((quan dung) or (quan duong)) cong tac toan cau*.