Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu sang » chieu sach, chieu xanh, hieu lang
tuong phan » truong phan, thong phan, huong phan
tong cong » cong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, mot chieu
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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 - thanh tuong phan ((tong cong) or (trong cong)) dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh tuong phan ((tong cong) OR (trong cong)) dan chan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh tuong phan ((tong cong) or (trong cong)) dan chan cau*.