Perhaps you should try some spelling variations:
yang dali » yang di, bang dai, yang all
yuan wang » yan wang, yuan kang, yuan chang
david ian » david a, david n
qian yan » qian jun, qian yi
yang iii » klang iii, yang zili, zwang iii
reform i » reform _, reform a, reform 1
i david » 2 david, die david, iii david
ian hai » dang hai

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: ((yuan wang) OR (qian yan)) ((yang iii) OR (yang dali)) reform i david ian hai ;~.
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) or (qian yan)) ((yang iii) or (yang dali)) reform i david ian hai ;*.