Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
dang dung » dan dung, dang hung, dang quang
cua thong » cua thuong, cua khong, cua tong
thong tan » thong than, thong tran, thong tin
dung cua » dung luan, dung cho
phan cau » phan dau, phan cac, phan lap

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 xanh) or (chieu sang)) - dang dung cua thong thong tan ((phan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - dang dung cua thong thong tan ((phan cau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - dang dung cua thong thong tan ((phan cau) or (phan tu))*.