Perhaps you should try some spelling variations:
reformen beim » reformen bei, reformen im, reformen teil
beim david » kim david
liang wei » xiang wei, zhang wei, fang wei
qian yan » qian jun
wang wei » zhang wei, wang zhi
wan yan » wang yan, nan yan, wai yan
david n » david a, david _, david k

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wan yan) or (((qian yi) or (qian yan)))) ((liang wei) OR (wang wei)) reformen beim david n w ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan yan) OR (((qian yi) OR (qian yan)))) ((liang wei) OR (wang wei)) reformen beim david n w ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wan yan) or (((qian yi) or (qian yan)))) ((liang wei) OR (wang wei)) reformen beim david n w ;*".