Perhaps you should try some spelling variations:
thanh trung » thanh tung
chau tinh » cuu tinh, ha tinh, cua tinh
cong san » cong tac
thuat co » thuat do, thuat o
ho chau » ha chau, ho chu, o chau
va dung » van dung, va duong, vat dung
tai cao » thai cao, tao cao, tai sao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chau tinh - thanh trung ((va dung) or (xay dung)) cong san ((tai cao) or (thuat co))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chau tinh - thanh trung ((va dung) OR (xay dung)) cong san ((tai cao) OR (thuat co)).
• Adding a wildcard symbol may retrieve word variants: ho chau tinh - thanh trung ((va dung) or (xay dung)) cong san ((tai cao) or (thuat co))*.