Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » manh cua
doanh cua » doanh luan
doi lieu » duoc lieu, doi chieu, du lieu
cong tan » cong tac, cong san, cong thanh
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi lieu tinh - canh ((tranh cua) or (doanh cua)) nhung cong tan ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - canh ((tranh cua) OR (doanh cua)) nhung cong tan ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - canh ((tranh cua) or (doanh cua)) nhung cong tan ((phan cau) or (phan dau))*.