Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
hanh tram » hanh tam, hanh trang, thanh tran
van nhung » van nhuong, va nhung, van hung
theo chu » theo chieu, cho chu, chao chu
tram van » tran van, tam van, trang van
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
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: theo chu van - hanh tram van nhung ((((cong dan) or (cong san))) or (cong thanh)) than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu van - hanh tram van nhung ((((cong dan) OR (cong san))) OR (cong thanh)) than cap.
• Adding a wildcard symbol may retrieve word variants: theo chu van - hanh tram van nhung ((((cong dan) or (cong san))) or (cong thanh)) than cap*.