Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
thong cua » thong quan, thong tu, huong cua
tang luan » dung luan
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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