Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
nhung cong » dung cong, thong cong, hang cong
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
manh cua » doanh cua, ban cua
san nhan » van nhan, ban nhan, san nhat
sat nhan » hat nhan, sat phan, ca nhan

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) or (chieu sach)) - canh manh cua nhung cong ((san nhan) OR (sat nhan)) cach~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu sach)) - canh manh cua nhung cong ((san nhan) OR (sat nhan)) cach.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chieu sach)) - canh manh cua nhung cong ((san nhan) OR (sat nhan)) cach".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu sach)) - canh manh cua nhung cong ((san nhan) OR (sat nhan)) cach*.