Perhaps you should try some spelling variations:
ylang yang » ylang ylang, yang yang, wang yang
yang liang » wang liang, yan liang, yang yang
john wong » john bonn
john song » john bonn, john ngosong
liang li » ling li, qiang li, liang wei
lu ying » li ying, ku ying, lu ding
li lu » li ju, li l, li li

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: ylang yang liang li lu ying ((john wong) OR (john song)) sam ;~.
• Adding a wildcard symbol may retrieve word variants: ylang yang liang li lu ying ((john wong) or (john song)) sam ;*.