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 » doanh cua, manh cua
cua nhung » va nhung
che tinh » che kinh, he tinh, cha tinh
cong ban » cong bang, cong san, cong tan
ban toan » bai toan, ban than, van toan
toan cao » toan ban, toan tap
ha tinh » va tinh, may tinh

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

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