Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
chi tach » chiu trach, chiet tach, chi thanh
cong tan » cong tac, cong san, cong thanh
phan cac » nhan cach, phan lap, phan van
phan dau » hang dau
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi tach - canh tranh cua nhung cong tan ((phan cac) or (((phan dau) OR (phan tu))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi tach - canh tranh cua nhung cong tan ((phan cac) OR (((phan dau) OR (phan tu)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi tach - canh tranh cua nhung cong tan ((phan cac) or (((phan dau) OR (phan tu))))".
• Adding a wildcard symbol may retrieve word variants: doi chi tach - canh tranh cua nhung cong tan ((phan cac) or (((phan dau) OR (phan tu))))*.