Perhaps you should try some spelling variations:
kang young » wang hyoung
young john » kong john, wong john, young jean
yang yang » wang yang
john song » john wong, john bonn, john ngosong
hua kang » hua jiang, yuan kang, hua ban
song shu » cong shu, song shin, tong shui
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yang yang) OR (wang yan))) or (dong sin)) ya hua kang young john song shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang yang) OR (wang yan))) OR (dong sin)) ya hua kang young john song shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yang yang) OR (wang yan))) or (dong sin)) ya hua kang young john song shu ;".
• Adding a wildcard symbol may retrieve word variants: ((((yang yang) OR (wang yan))) or (dong sin)) ya hua kang young john song shu ;*.