Perhaps you should try some spelling variations:
reformen beim » reformen bei, reformen im, reformen teil
beim david » kim david
wang yang » wang yan, wang liang, wang yanling
yan wang » yuan wang, yang yang, qian wang
yang iii » klang iii, yang zili, zwang iii
david ng » david g, david n, david a
yang li » yang lin, yang di, yang xi

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: ((yan wang) OR (wang yang)) ((yang iii) OR (yang li)) reformen beim david ng (hai OR haji) ;~.
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (wang yang)) ((yang iii) or (yang li)) reformen beim david ng (hai or haji) ;*.