Perhaps you should try some spelling variations:
douglas a » douglas f, douglas w
chang xi » zhang xin, chang gui, chang jui
yi chang » ii chang, ying chang, jin chang
tan yi » tang yi, tan li, tan ying
last » east, past, list
things » thinks, thins
thing » think, thin
zeng » eng, feng, peng

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tan yi chang xi ((first things) or (last thing)) zeng douglas a ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tan yi chang xi ((first things) OR (last thing)) zeng douglas a ;*.