Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
hanh mang » nhanh mang, hanh trang, thanh hang
cua trong » cua truong, cua trung, qua trong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - ((hanh mang) OR (nhanh lang)) cua trong cong dan than ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - ((hanh mang) OR (nhanh lang)) cua trong cong dan than ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((hanh mang) OR (nhanh lang)) cua trong cong dan than ban*.