Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung quan » truong quan, trong quan, trung tuan
quan trong » gian trong
lieu tinh » diep tinh, bien tinh
tan chinh » tai chinh, lan chinh, van chinh
chinh cau » chinh chau, chinh ca, chinh can
cong tan » cong tac, cong san, cong thanh

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 (trieu tinh)) - thanh trung quan trong cong tan chinh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((lieu tinh) OR (trieu tinh)) - thanh trung quan trong cong tan chinh cau.
• Adding a wildcard symbol may retrieve word variants: ho ((lieu tinh) or (trieu tinh)) - thanh trung quan trong cong tan chinh cau*.