Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
quang cao » nang cao, quang nam
thong tu » phong tuc, thong tin, thong ke
tu thong » tu thuong, tu tuong, tu trong
cong van » cong vang, song van, cong tan
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: ho ((chieu xanh) or (chieu sach)) - thanh thong tu thong ((cong van) OR (cong san)) quang cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - thanh thong tu thong ((cong van) OR (cong san)) quang cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sach)) - thanh thong tu thong ((cong van) OR (cong san)) quang cao*".