Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » doanh cua, manh cua
cua tong » cua cong, cua dong, cua nong
cong tan » cong tac, cong san, cong ty
toan tap » toan ban
ho lieu » so lieu, co lieu, ho kieu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - canh tranh cua tong ((cong tan) OR (cong thanh)) toan tap~.
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - canh tranh cua tong ((cong tan) or (cong thanh)) toan tap*.