Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
cua truong » cua trung, xuan truong, cac truong
chau tinh » cuu tinh, ha tinh, cua tinh
dung cua » dung luan, dung cho
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
toan cao » toan ban, toan tap
ha chau » hat chau, a chau, lai chau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ha chau tinh - thanh dung cua truong ((cong tan) or (cong san)) ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ha chau tinh - thanh dung cua truong ((cong tan) OR (cong san)) ((toan cao) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ha chau tinh - thanh dung cua truong ((cong tan) or (cong san)) ((toan cao) or (van ban))*.