Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh
bien tinh » bi tinh, yen tinh, diep tinh
tranh va » tranh van, trang va, trinh va
cong tac » cong ty
tac pham » thuc pham, san pham
pham cau » phan cau, pham ca, pham can

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

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