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
trung tuan » trung thanh, trung tam, tran tuan
tong cong » cong cong, dung cong, dang cong
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 tuan ((tong cong) or (trong cong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung tuan ((tong cong) OR (trong cong)) dan than cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung tuan ((tong cong) or (trong cong)) dan than cau*.