Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu quang » thieu quang, hieu quan, hieu qua
dung cuong » dung cong, dung luong, dang cuong
cuong danh » cuon danh, huong dan, cuong linh
hieu lang » nhieu tang, hieu van, biet lang
thang va » hang va, trang va, thong va
danh van » doanh van, dang van, dinh van
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((hieu lang) OR (chieu sang))) or (hieu quang)) - thanh thang va dung cuong danh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((hieu lang) OR (chieu sang))) OR (hieu quang)) - thanh thang va dung cuong danh van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((hieu lang) OR (chieu sang))) or (hieu quang)) - thanh thang va dung cuong danh van ban".
• Adding a wildcard symbol may retrieve word variants: ho ((((hieu lang) OR (chieu sang))) or (hieu quang)) - thanh thang va dung cuong danh van ban*.