Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - anh tang cua ((nhung cong) OR (dung cong)) ((dan toan) or (dan than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - anh tang cua ((nhung cong) OR (dung cong)) ((dan toan) OR (dan than)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - anh tang cua ((nhung cong) OR (dung cong)) ((dan toan) or (dan than)) cao".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - anh tang cua ((nhung cong) OR (dung cong)) ((dan toan) or (dan than)) cao*.