Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
lieu tinh » diep tinh, bien tinh
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
dan toan » van toan, dan than, manh toan
van tuan » van quan, van ban, anh tuan

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) or (trieu tinh)) - anh tang cua nhung cong ((dan toan) or (van tuan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((lieu tinh) OR (trieu tinh)) - anh tang cua nhung cong ((dan toan) OR (van tuan)) cao.
• Adding a wildcard symbol may retrieve word variants: doi ((lieu tinh) or (trieu tinh)) - anh tang cua nhung cong ((dan toan) or (van tuan)) cao*.