Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
china rent » china ren, china recent, china real
longo john » wong john
kong john » king john, wong john, wrong john
bonn sein » bonn ein, bonn mein
sin tuan » dinh tuan, sin tax, ji tuan
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 tuan china rent ((kong john) OR (longo john)) bonn sein ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong sin tuan china rent ((kong john) OR (longo john)) bonn sein ;".
• Adding a wildcard symbol may retrieve word variants: dong sin tuan china rent ((kong john) OR (longo john)) bonn sein ;*.