Perhaps you should try some spelling variations:
der reformen » der reform
nach david » saah david, macher david
earn your » turn your, hearing your
zhang der » zwang der, anhang der, zugang der
hong hong » hong kong, hong jong, hong ng
dang hadi » dang hai
earn you » warn you, can you, hear you

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((earn you) OR (earn your)) zhang der reformen nach david ((hong hong) OR (dang hadi)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((earn you) or (earn your)) zhang der reformen nach david ((hong hong) or (dang hadi)) ;*.