Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sang » chieu sach, chieu xanh, hieu lang
ca thuong » cao thuong, cua thuong, va thuong
trung ca » trung cap, truong ca, trung cua
cong dan » cong san, cong tan, huong dan
than man » than ma, thanh san, tran manh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) or (chieu sang)) - thanh trung ca thuong cong dan ((than man) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chieu sang)) - thanh trung ca thuong cong dan ((than man) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (chieu sang)) - thanh trung ca thuong cong dan ((than man) or (toan ban))*.