Perhaps you should try some spelling variations:
changes when » change when, changes than, changes we
changes what » change what, changed what, challenges what
tang taxing » tang tang
young john » kong john, wong john, young jean
long tang » long range, leung tang, long thanh
bonn ein » bonn die, kann ein, bonn iii

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

• Performing a fuzzy search may retrieve terms with similar spellings: long tang taxing ((changes when) OR (changes what)) young john ((bonn ein) or (bonn mein)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: long tang taxing ((changes when) OR (changes what)) young john ((bonn ein) OR (bonn mein)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "long tang taxing ((changes when) OR (changes what)) young john ((bonn ein) or (bonn mein)) ;".
• Adding a wildcard symbol may retrieve word variants: long tang taxing ((changes when) OR (changes what)) young john ((bonn ein) or (bonn mein)) ;*.