Perhaps you should try some spelling variations:
nhiet nang » nhiet dong, viet nang, nhieu tang
thanh hang » thanh hoang, thanh thang, tranh hang
lieu tinh » trieu tinh, diep tinh, bien tinh
va thong » va thuong, va phuong, he thong
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((lieu tinh) or (nhiet nang)) - thanh hang va thong ((cong dan) OR (cong tan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((lieu tinh) OR (nhiet nang)) - thanh hang va thong ((cong dan) OR (cong tan)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((lieu tinh) or (nhiet nang)) - thanh hang va thong ((cong dan) OR (cong tan)) toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((lieu tinh) or (nhiet nang)) - thanh hang va thong ((cong dan) OR (cong tan)) toan cao*.