Perhaps you should try some spelling variations:
design conversations » design considerations, design construction, design conclusions
22christian design » unchristian design, christian designed
reef fishery » reef fishes, reef fish
20th century » 18th century
ref history » reef history, brief history, bief history
20 germany » 7 germany, 8 germany, 5 germany
2 germany » 7 germany, 2 german, 8 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 conversations %((2 germany) OR (20 germany)) %((reef fishery) OR (ref history)) %2f 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %22christian design conversations %((2 germany) or (20 germany)) %((reef fishery) or (ref history)) %2f 20th century%22*.