Perhaps you should try some spelling variations:
luan nhung » luan chung, luan hung, quan nhung
dong thanh » truong thanh
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
chu xanh » chu manh, chieu xanh, chua xang
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap
cho chu » cho thue

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: cho chu xanh - ((hanh tang) OR (hanh mang)) luan nhung ((cong dan) OR (dong thanh)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu xanh - ((hanh tang) OR (hanh mang)) luan nhung ((cong dan) or (dong thanh)) toan cao~".
• Adding a wildcard symbol may retrieve word variants: cho chu xanh - ((hanh tang) OR (hanh mang)) luan nhung ((cong dan) or (dong thanh)) toan cao*.