Perhaps you should try some spelling variations:
reformen der » formen der, reform der
1 reformen » 2 reformen, 4 reformen, 6 reformen
der david » de david, dyker david, dror david
wan yan » wang yan, nan yan, wai yan
qian yi » qian yan
liang 1 » liang _, liang li
david g » david a, david _, david k

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: ((wan yan) OR (qian yi)) liang 1 reformen der david g g ;~.
• Adding a wildcard symbol may retrieve word variants: ((wan yan) or (qian yi)) liang 1 reformen der david g g ;*.