Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
dung cong » dung trong
cong dang » cong dong, cong dan, cong dung
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » truong va, trang va, trung ha
va dung » van dung, va duong, vat dung
chu van » cuu van, chu han

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 - thanh trung va dung cong dang ((chu van) or (nhu cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh trung va dung cong dang ((chu van) OR (nhu cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh trung va dung cong dang ((chu van) or (nhu cau))*.