Perhaps you should try some spelling variations:
young john » kong john, wong john, young jean
qian yan » qian jun, qian yi
tuan hua » tan hua, tuan vu
yuan hui » yuan fei, jaan hui, yang hui
kang kim » kanaga kim, tan kim, yong kim
nan yan » nan ya, wang yan, dan yang
ji kang » jin kang, xi kang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((nan yan) OR (qian yan)) ((tuan hua) or (yuan hui)) ji kang kim young john ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((nan yan) OR (qian yan)) ((tuan hua) OR (yuan hui)) ji kang kim young john ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((nan yan) OR (qian yan)) ((tuan hua) or (yuan hui)) ji kang kim young john ;*".