Perhaps you should try some spelling variations:
central open » central one, central ops, central japan
wang liang » wang yang
yan asia » dan asia, pan asia, can asian
can asia » dan asia
open tan » open bank, open day, chen tan
tan one » than one, can one, man one
saur » sur, spur

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 liang ((yan asia) OR (((can asia) OR (can aid)))) central open tan one saur ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ((yan asia) or (((can asia) OR (can aid)))) central open tan one saur ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang ((yan asia) or (((can asia) OR (can aid)))) central open tan one saur ;*.