Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
tian john » ethan john, tuman john, linn john
wang anh » dang anh, wang yan, wang all
yan john » ryan john, gain john, von john
song sam » wong sam, kong sar, song pae
tan hua » tuan hua, wang hua, tan chia
hua ren » hua chen

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: ((wang anh) OR (wang yang)) tan hua ren ((((yan john) OR (tian john))) OR (brian john)) song sam ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang anh) OR (wang yang)) tan hua ren ((((yan john) or (tian john))) or (brian john)) song sam ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang anh) OR (wang yang)) tan hua ren ((((yan john) or (tian john))) or (brian john)) song sam ;*.