Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
chiet tach » chieu sach
trung tuan » trung thanh, trung tam, tran tuan
tuan dung » tuan duong, tran dung, tan dung
dung cong » dung trong
cong tac » cong ty
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: ho ((chieu tinh) or (chiet tach)) - thanh trung tuan dung cong tac ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chiet tach)) - thanh trung tuan dung cong tac ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (chiet tach)) - thanh trung tuan dung cong tac ((toan cau) or (toan ban))*.