Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
cua truong » cua trung, xuan truong, cac truong
cach dung » sach dung, cach mang, anh dung
ho chieu » theo chieu, hoc thieu, doi chieu
tac dung » sach dung, xay dung, tin dung
song van » hoang van, trong van, duong van
cong san » cong tac
tuan tap » toan tap, tuan tai, tuyen tap

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 sang - ((cach dung) OR (tac dung)) cua truong ((song van) or (cong san)) tuan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((cach dung) OR (tac dung)) cua truong ((song van) OR (cong san)) tuan tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - ((cach dung) OR (tac dung)) cua truong ((song van) or (cong san)) tuan tap*".