Perhaps you should try some spelling variations:
things zeng » things zhang, things end, things using
time last » time list, time lost, time class
time past » time part, time pad, some past
hong cai » hong hai, yong cai, zhong tai
doug bin » dong bin, dort bin
org bin » dong bin, dort bin
tan » than

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 hong cai ((time last) OR (time past)) things zeng ((doug bin) OR (org bin)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tan hong cai ((time last) OR (time past)) things zeng ((doug bin) or (org bin)) ;~".
• Adding a wildcard symbol may retrieve word variants: tan hong cai ((time last) OR (time past)) things zeng ((doug bin) or (org bin)) ;*.