Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, nhung don
tieu tinh » trieu tinh, tieu trinh, lieu tinh
trung cap » truong cao, trung tam
hang cong » dang cong, hang nong, bang cong
toan cau » toan cao, toan tap, toan tai
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 tieu tinh - thanh trung cap ((nhung cong) or (hang cong)) thanh ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - thanh trung cap ((nhung cong) OR (hang cong)) thanh ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - thanh trung cap ((nhung cong) or (hang cong)) thanh ((toan cau) or (toan ban))*.