Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung tam, tran tuan, truong thanh
thong cong » trong cong, tong cong, thong thong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
ban cau » bang cau, ban can, ban dau
van cau » van dau, van hau, van chat

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 tuan) or (trung thanh)) thong cong san ((ban cau) OR (van cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((trung tuan) OR (trung thanh)) thong cong san ((ban cau) OR (van cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh ((trung tuan) or (trung thanh)) thong cong san ((ban cau) OR (van cau))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((trung tuan) or (trung thanh)) thong cong san ((ban cau) OR (van cau))*.