Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
thieu sang » chieu sang, thieu khang, thieu quang
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
dan thanh » dang thanh, danh thanh, ban thanh
thanh bac » nhanh bac, thanh bai, thanh san
tuong va » truong va, thuong va, luong va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - thanh tuong va ((nhung cong) or (thong cong)) dan thanh bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - thanh tuong va ((nhung cong) OR (thong cong)) dan thanh bac*.