Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
thanh phan » thanh pho, thanh san, thanh toan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, mot chieu
cong dan » cong san, cong tan, huong dan
dan dung » van dung, tin dung, ap dung
phan ban » phan banh, phan van, phan ba

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) or (toc thieu)) tinh - thanh cong dan dung cong thanh phan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) tinh - thanh cong dan dung cong thanh phan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) tinh - thanh cong dan dung cong thanh phan ban*.