Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
danh toan » anh toan, dan toan, dang toan
manh toan » thanh toan, anh tuan, tinh toan
tam dung » tam duong, tac dung, tan dung
dung ung » dung cong

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 trung tam dung ung ((danh toan) or (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung tam dung ung ((danh toan) OR (manh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung tam dung ung ((danh toan) or (manh toan)) cau*.