Perhaps you should try some spelling variations:
yang john » young john, king john, yang jun
yan guan » gan guan, yang guang, yihan guan
yan yuan » fang yuan, nan yan, yan clan
yang jin » yang jie, yang jun, ying jin
bonn sam » bonn am, bonn zum, bonn a
hua ren » hua chen
wang » wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wing) ((yan guan) or (yan yuan)) hua ren ((yang john) OR (yang jin)) bonn sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wing) ((yan guan) OR (yan yuan)) hua ren ((yang john) OR (yang jin)) bonn sam ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wing) ((yan guan) or (yan yuan)) hua ren ((yang john) OR (yang jin)) bonn sam ;".
• Adding a wildcard symbol may retrieve word variants: (wang or wing) ((yan guan) or (yan yuan)) hua ren ((yang john) OR (yang jin)) bonn sam ;*.