Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
canh trang » canh tranh, hanh trang, banh trang
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
trang va » tran van, hang va
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chieu sang)) - canh trang va ((hang cong) OR (dang cong)) san than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - canh trang va ((hang cong) OR (dang cong)) san than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sang)) - canh trang va ((hang cong) OR (dang cong)) san than cao".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - canh trang va ((hang cong) OR (dang cong)) san than cao*.