Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
juan ramon » san ramon
ramon ying » ran ying
yan guan » gan guan, yan yuan, yihan guan
kim wong » kie wong, kim dong, kim jong
kim song » kim young, kim eung
wang » wing, 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 ((yan guan) or (yang guang)) juan ramon ying ((kim wong) OR (kim song)) sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan guan) OR (yang guang)) juan ramon ying ((kim wong) OR (kim song)) sam ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan guan) or (yang guang)) juan ramon ying ((kim wong) OR (kim song)) sam ;*".