Perhaps you should try some spelling variations:
thanh trung » thanh tung
chap thuong » phan thuong, pham thuong, han thuong
chan thuong » phan thuong, han thuong, hang thuong
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
thanh lap » thanh san, phan lap, thanh hai
cong dan » cong tan, huong dan, cong dong
cong san » cong tac

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 - thanh trung ((chap thuong) OR (chan thuong)) ((cong dan) OR (cong san)) thanh lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - thanh trung ((chap thuong) OR (chan thuong)) ((cong dan) OR (cong san)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung ((chap thuong) OR (chan thuong)) ((cong dan) OR (cong san)) thanh lap*.