Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trung » thanh trung, hanh trang, manh trung
lieu tinh » trieu tinh, diep tinh, bien tinh
trung cua » truong cua, trung tuan, trung cap
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((lieu tinh) or (chieu sang)) - hanh trung cua cong ((cong tan) OR (cong san)) khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((lieu tinh) OR (chieu sang)) - hanh trung cua cong ((cong tan) OR (cong san)) khan cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((lieu tinh) or (chieu sang)) - hanh trung cua cong ((cong tan) OR (cong san)) khan cap".
• Adding a wildcard symbol may retrieve word variants: ho ((lieu tinh) or (chieu sang)) - hanh trung cua cong ((cong tan) OR (cong san)) khan cap*.