Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
lieu tinh » trieu tinh, diep tinh, bien tinh
dung cong » dung trong
tran van » luan van
van dung » van dong, xay dung, tin dung
cong san » cong tac
thai cao » thoai cac, thuat cao, toan cao
ho lieu » so lieu, co lieu, ho kieu
tai cao » tai sao, tai cac, tai tao
tao cao » bao cao, toan cao

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 tran van dung cong san ((((tai cao) OR (tao cao))) or (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - thanh tran van dung cong san ((((tai cao) OR (tao cao))) OR (thai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho lieu tinh - thanh tran van dung cong san ((((tai cao) OR (tao cao))) or (thai cao))".
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - thanh tran van dung cong san ((((tai cao) OR (tao cao))) or (thai cao))*.