Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
chieu sang » chieu sach, chieu xanh, hieu lang
thuong cua » huong cua, thong cua, truong cua
thanh than » thanh thanh, thanh thang, thanh toan
hoc chieu » hoc thieu, ho chieu, hoc hien
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sang - thanh thuong cua dung cong ((thanh than) or (thanh san)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - thanh thuong cua dung cong ((thanh than) OR (thanh san)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - thanh thuong cua dung cong ((thanh than) or (thanh san)) cao*.