Perhaps you should try some spelling variations:
thanh tranh » thanh thanh, thanh tran, thanh trang
thieu sang » chieu sang, thieu khang, thieu quang
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
tranh va » tranh van, trang va, trinh va
dan chan » dan gian, dan ca, van chat
chan cao » chan cho, chat cao, chay cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu sang - thanh tranh va ((hang cong) OR (dang cong)) dan chan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sang - thanh tranh va ((hang cong) OR (dang cong)) dan chan cao".
• Adding a wildcard symbol may retrieve word variants: toc thieu sang - thanh tranh va ((hang cong) OR (dang cong)) dan chan cao*.