Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, hanh mang, hanh tung
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
cong san » cong tac
chu han » chu van
san van » tan van, luan van, tran van
van tap » van tai, van tan, han tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: sua ((chu han) or (chua xang)) - ((hanh tang) OR (anh tang)) cua nhung cong san van tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: sua ((chu han) OR (chua xang)) - ((hanh tang) OR (anh tang)) cua nhung cong san van tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "sua ((chu han) or (chua xang)) - ((hanh tang) OR (anh tang)) cua nhung cong san van tap".
• Adding a wildcard symbol may retrieve word variants: sua ((chu han) or (chua xang)) - ((hanh tang) OR (anh tang)) cua nhung cong san van tap*.