Perhaps you should try some spelling variations:
siyan john » ryan john, tian john, spillan john
chen siyan » chen jian
dang anh » duong anh
dann bin » dong bin
tran jui » tran julia, tran thi, tran dai
jui chen » yi chen
wong sam » wong sau, von sam, wong max
sar » sara, star, saur

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: ((dang anh) OR (dann bin)) tran jui chen siyan john ((((wong sam) OR (wong lai))) OR (kong sar)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dang anh) or (dann bin)) tran jui chen siyan john ((((wong sam) OR (wong lai))) or (kong sar)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((dang anh) or (dann bin)) tran jui chen siyan john ((((wong sam) OR (wong lai))) or (kong sar)) ;*.