Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
chao chua » chao chu, cha chua, chay chua
chua xang » chua nang, chuc nang, chu bang
ganh nang » anh nang, nganh nong, van nang
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong ty
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao chua xang - ((canh tranh) or (ganh nang)) cua dung ((cong tan) OR (cong thanh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao chua xang - ((canh tranh) OR (ganh nang)) cua dung ((cong tan) OR (cong thanh)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao chua xang - ((canh tranh) or (ganh nang)) cua dung ((cong tan) OR (cong thanh)) toan tap".
• Adding a wildcard symbol may retrieve word variants: chao chua xang - ((canh tranh) or (ganh nang)) cua dung ((cong tan) OR (cong thanh)) toan tap*.