Perhaps you should try some spelling variations:
thanh chuong » thanh huong, thanh cong, nhanh chong
chieu sang » chieu sach, chieu xanh, hieu lang
chuong cua » chuong chua, huong cua, chung cua
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
quan cua » quan luan, ban cua, gian cua
tuan cu » tuan tu, tuan thu, than cua

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 (hieu qua)) - thanh chuong cua nhung cong vang ((tuan cu) OR (quan cua))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (hieu qua)) - thanh chuong cua nhung cong vang ((tuan cu) OR (quan cua)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (hieu qua)) - thanh chuong cua nhung cong vang ((tuan cu) OR (quan cua))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (hieu qua)) - thanh chuong cua nhung cong vang ((tuan cu) OR (quan cua))*.