Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
va phuong » va thuong, cac phuong
ho chieu » theo chieu, hoc thieu, mot chieu
cong tan » cong tac, cong san, cong thanh
tan khan » tan khang, tan nhan, toan khoan
khan cap » khan ap, than cap, khoan cam
va cong » tai cong, cua cong

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 - anh huong ((va cong) or (va phuong)) cong tan khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - anh huong ((va cong) OR (va phuong)) cong tan khan cap*.