Perhaps you should try some spelling variations:
22christian design » unchristian design, christian designed
reeves history » waves history, lives history, archives history
reef history » brief history, reef fishery, imf history
20th century » 18th century
ref history » brief history, bief history, imf history
21 germany » 2.1 germany, 11 germany, 2 germany
2f 20th » 20 20th, 2.2 20th

Try widening your search to All Fields.

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: %22christian design considerations %21 germany %((reef history) OR (((ref history) OR (reeves history)))) %2f 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %22christian design considerations %21 germany %((reef history) or (((ref history) or (reeves history)))) %2f 20th century%22*.