Perhaps you should try some spelling variations:
thuong thong » thuong trong, thuong phuong, thuong truong
chieu sang » chieu sach, chieu xanh, hieu lang
cho chieu » ho chieu, theo chieu, chon chien
hanh dung » thanh dung, anh dung, hanh dong
dung phan » dung nhan, dung luan, dung ha
dieu phan » dien phan, diem phan, dieu chan
lieu phan » lieu phap, lieu phuc, lieu tham

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: cho chieu sang - hanh dung phan ((thuong thong) or (thong thong)) ((dieu phan) or (lieu phan)) dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chieu sang - hanh dung phan ((thuong thong) OR (thong thong)) ((dieu phan) OR (lieu phan)) dau.
• Adding a wildcard symbol may retrieve word variants: cho chieu sang - hanh dung phan ((thuong thong) or (thong thong)) ((dieu phan) or (lieu phan)) dau*.