Perhaps you should try some spelling variations:
quang trung » truong trung
chieu sang » chieu sach, chieu xanh, hieu lang
dang quang » dung quang, nang quan, dang hung
doi chieu » doc hieu, doi chi, ho chieu
hanh dang » hanh dong, anh dang, hanh dung
trong ban » trong tan, trong quan, trong cac
trong san » trong cac, cong san, dong san
than cau » toan cau, phan cau, than cap

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 - hanh dang quang trung ((trong ban) or (trong san)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - hanh dang quang trung ((trong ban) OR (trong san)) than cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - hanh dang quang trung ((trong ban) or (trong san)) than cau*.