Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, hieu lang
canh tinh » hanh tinh, manh tinh, nhanh tinh
doan phan » doanh phan, toan phan, doanh nhan
ho chieu » theo chieu, hoc thieu, doi chieu
dan phan » dan chan, van phan, dam phan

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 - ((canh tinh) or (canh tranh)) va nhung cong ((dan phan) OR (doan phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((canh tinh) OR (canh tranh)) va nhung cong ((dan phan) OR (doan phan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - ((canh tinh) or (canh tranh)) va nhung cong ((dan phan) OR (doan phan)) cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((canh tinh) or (canh tranh)) va nhung cong ((dan phan) OR (doan phan)) cau*.