Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh dung » thanh duong, thanh tung, thanh hung
hieu lang » chieu sang, hieu quang, nhieu tang
hang cong » dang cong, hang nong, bang cong
cong danh » cuong danh, cong dan, cong thanh
dung thi » dung tai, dung tri, dung chi
thi hang » thi hanh, thi nang, thi hong
danh van » doanh van, dang van, dinh van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((hieu lang) or (chieu xanh)) - thanh dung thi hang cong danh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((hieu lang) OR (chieu xanh)) - thanh dung thi hang cong danh van ban.
• Adding a wildcard symbol may retrieve word variants: doi ((hieu lang) or (chieu xanh)) - thanh dung thi hang cong danh van ban*.