Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, anh trinh
dung huong » dung thuong, dung phuong, dong huong
lieu tinh » trieu tinh, diep tinh, bien tinh
canh tinh » hanh tinh, manh tinh, canh tranh
doi lieu » duoc lieu, doi chieu, du lieu
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi lieu tinh - ((canh trinh) OR (canh tinh)) va dung huong ((dan toan) or (dan than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - ((canh trinh) OR (canh tinh)) va dung huong ((dan toan) OR (dan than)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi lieu tinh - ((canh trinh) OR (canh tinh)) va dung huong ((dan toan) or (dan than)) ban".
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - ((canh trinh) OR (canh tinh)) va dung huong ((dan toan) or (dan than)) ban*.