Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh tung » thanh cong
phan tuong » phan thuong, phan truong, phan xuong
doi chieu » doc hieu, doi chi, ho chieu
tuong dan » huong dan, tung dan, xuong dan
cua phan » cua nhan, cua phap, cua han
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - ((thanh trung) or (thanh tung)) cua phan tuong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - ((thanh trung) OR (thanh tung)) cua phan tuong dan than cap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((thanh trung) or (thanh tung)) cua phan tuong dan than cap*.