Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
hieu xanh » chieu xanh, hieu nganh, hien hanh
hieu manh » chieu xanh, hieu nganh, hien hanh
cua trong » cua truong, cua trung, qua trong
lang cua » mang cua, hang cua, long cua
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: doc ((hieu xanh) or (((hieu manh) or (dieu hanh)))) - nhanh lang cua trong cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (((hieu manh) OR (dieu hanh)))) - nhanh lang cua trong cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (((hieu manh) or (dieu hanh)))) - nhanh lang cua trong cong dan than ban*.