Perhaps you should try some spelling variations:
luan phuong » lan phuong, quang phuong, doan phuong
chieu sang » chieu sach, chieu xanh, hieu lang
hieu quang » thieu quang, hieu quan, hieu qua
thanh chau » thanh cha, thanh cham, thanh chu
hanh dung » thanh dung, anh dung, hanh dong
hoang vat » hoang van, hoang va, hang vat
vat thanh » dat thanh, gat thanh, tat thanh

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 quang)) - hanh dung luan phuong hoang vat thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (hieu quang)) - hanh dung luan phuong hoang vat thanh chau*.