Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
khong cang » thong cong, hong bang, khong dung
trung cua » truong cua, trung tuan, trung cap
cua khong » hua khong, cua phuong, cua thuong
ho chieu » theo chieu, hoc thieu, doi chieu
cang dan » cong dan, tang dan, canh dan
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau

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 cua khong cang dan ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung cua khong cang dan ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung cua khong cang dan ((phan cau) or (phan dau))*.