Perhaps you should try some spelling variations:
lia german » lia guterman, a german, i german
long time » long live
kang chen » chang chen, jane chen, kang han
dato hadi » dato haji
wang lia » wang li, wang lin, wang liang
a pain » _ pain, a pair, a pais
9 pain » _ pain, 9 paving

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 lia german ((a pain) OR (9 pain)) long time ((kang chen) OR (dato hadi)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang lia german ((a pain) OR (9 pain)) long time ((kang chen) or (dato hadi)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang lia german ((a pain) OR (9 pain)) long time ((kang chen) or (dato hadi)) ;*.