Perhaps you should try some spelling variations:
thanh tung » thanh cong
tuan trong » thuan trong, quan trong, tran trong
lieu tinh » trieu tinh, diep tinh, bien tinh
chinh cau » chinh chau, chinh ca, chinh tai
chinh can » chinh ca, chinh ban, chinh ngan
cong tan » cong tac, cong san, cong thanh
ho lieu » so lieu, co lieu, ho kieu

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 - ((thanh trung) OR (thanh tung)) tuan trong cong tan ((chinh cau) or (chinh can))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - ((thanh trung) OR (thanh tung)) tuan trong cong tan ((chinh cau) OR (chinh can)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho lieu tinh - ((thanh trung) OR (thanh tung)) tuan trong cong tan ((chinh cau) or (chinh can))".
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ((thanh trung) OR (thanh tung)) tuan trong cong tan ((chinh cau) or (chinh can))*.