Perhaps you should try some spelling variations:
thanh quang » nhanh quang, thanh quan, than quang
canh thanh » canh tranh, danh thanh, anh thanh
chieu sach » chinh sach, chiet tach, chieu sang
quang dung » quang trung, ung dung, cuong dung
hieu manh » chieu xanh, hieu nganh, dieu hanh
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((hieu manh) or (chieu sach)) - canh thanh quang dung ((cong dan) OR (cong tan)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((hieu manh) OR (chieu sach)) - canh thanh quang dung ((cong dan) OR (cong tan)) phan cac*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((hieu manh) or (chieu sach)) - canh thanh quang dung ((cong dan) OR (cong tan)) phan cac*".