Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
tranh cua » manh cua
doanh cua » doanh luan
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
tran cao » toan cao, tran chau, trang cho

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 - canh ((tranh cua) or (doanh cua)) ((nhung cong) or (dung cong)) tan tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - canh ((tranh cua) OR (doanh cua)) ((nhung cong) OR (dung cong)) tan tran cao.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - canh ((tranh cua) or (doanh cua)) ((nhung cong) or (dung cong)) tan tran cao*.