Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
thanh tung » thanh cong
cua thuong » cua truong, cua phuong, ca thuong
thuong co » thuong con, thong co, thuong ho
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
co dan » co ban, ca dan, cao dang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - ((thanh trung) OR (thanh tung)) cua thuong co dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - ((thanh trung) or (thanh tung)) cua thuong co dan than cau~".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - ((thanh trung) or (thanh tung)) cua thuong co dan than cau*.