Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
thanh dung » thanh duong, thanh tung, thanh hung
dung gian » duong gian, dung giao, dung giam
gian lang » gian dan
lang cong » dang cong, bang cong, hang cong
cong dan » cong san, cong tan, huong dan
phan van » pham van, thanh van, luan van
phan lap » phan dau

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 dung gian lang cong dan ((phan van) OR (phan lap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sang - thanh dung gian lang cong dan ((phan van) OR (phan lap))*".