Perhaps you should try some spelling variations:
things zhang » things change, things sharing, cheng zhang
douglas john » douglas jones, douglas j, douglas o
dead first » ideal first, dead fish, dead firms
kong john » king john, wong john, longo john
douglas w » douglas f
song jin » song min, shang jin, song shin

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: tan ((song jin) OR (kong john)) dead first things zhang ((douglas w) OR (douglas john)) ;~.
• Adding a wildcard symbol may retrieve word variants: tan ((song jin) or (kong john)) dead first things zhang ((douglas w) or (douglas john)) ;*.