Perhaps you should try some spelling variations:
china recent » china ancient, asia recent, china ren
china loren » china lehren, china korea, china more
kong john » king john, longo john, wrong john
wong john » wrong john, longo john, young john
bonn sein » bonn ein, bonn mein
sin than » said than, sin tax
dong » doing, long, done

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong sin than ((china loren) or (china recent)) ((kong john) OR (wong john)) bonn sein ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong sin than ((china loren) OR (china recent)) ((kong john) OR (wong john)) bonn sein ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong sin than ((china loren) or (china recent)) ((kong john) OR (wong john)) bonn sein ;".
• Adding a wildcard symbol may retrieve word variants: dong sin than ((china loren) or (china recent)) ((kong john) OR (wong john)) bonn sein ;*.