Perhaps you should try some spelling variations:
douglas bin » douglas b, douglas john, douglas mair
yang liang » wang liang, yan liang, yang yang
last think » last thing, last things
think zeng » think long
yang lin » wang lin, yang li, huang lin
yang jin » yang jie, yang jun, ying jin
his last » als last, his host, his land

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 ((((yang lin) OR (yang liang))) OR (yang jin)) his last think zeng douglas bin ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((((yang lin) or (yang liang))) or (yang jin)) his last think zeng douglas bin ;*.