Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
hanh trang » thanh trung, canh tranh, hanh trinh
hieu lang » hieu quang, nhieu tang, hieu van
hanh mang » nhanh mang, nhanh lang, thanh hang
va trong » va truong, va thong, va tuong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than man » than ma, thanh san, tran manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: nho ((hieu lang) OR (chieu sang)) - ((hanh mang) or (hanh trang)) va trong cong dan than man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nho ((hieu lang) OR (chieu sang)) - ((hanh mang) OR (hanh trang)) va trong cong dan than man.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nho ((hieu lang) OR (chieu sang)) - ((hanh mang) or (hanh trang)) va trong cong dan than man".
• Adding a wildcard symbol may retrieve word variants: nho ((hieu lang) OR (chieu sang)) - ((hanh mang) or (hanh trang)) va trong cong dan than man*.