Perhaps you should try some spelling variations:
feng douglas » zeng douglas, long douglas, farr douglas
douglas mair » douglas mary, douglas a, douglas m
first thins » first things, first thing, first ethics
daun yang » dan yang, du yang, tan yang
yang yan » yang yang, wang yan, yang fan
yan his » man his, yan risk
last » east, past, list
thing » things, think, thin

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: daun yang yan his ((first thins) OR (last thing)) feng douglas mair ;~.
• Adding a wildcard symbol may retrieve word variants: daun yang yan his ((first thins) or (last thing)) feng douglas mair ;*.