Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trung » thanh trung, hanh trang, manh trung
cua thuong » cua truong, cua phuong, ca thuong
hieu lang » chieu sang, hieu quang, nhieu tang
trung cua » truong cua, trung tuan, trung cap
cong tac » cong ty
tang ca » tang cua, hang ca, tang ma

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (hieu lang)) - hanh trung cua thuong ((cong san) OR (cong tac)) tang ca~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu tinh) or (hieu lang)) - hanh trung cua thuong ((cong san) OR (cong tac)) tang ca~".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (hieu lang)) - hanh trung cua thuong ((cong san) OR (cong tac)) tang ca*.