Perhaps you should try some spelling variations:
chap thuong » chan thuong, phan thuong, pham thuong
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
cap thong » cap tong, phap thong, chap phong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san chan » san chang, dan chan, san chay
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 trung ((cap thong) or (chap thuong)) cong san chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung ((cap thong) OR (chap thuong)) cong san chan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung ((cap thong) or (chap thuong)) cong san chan cau*.