Perhaps you should try some spelling variations:
christian designed » christianity designed, christ designed, christian divine
unchristian design » unchristian diversion, unchristian usage, unchristian divisions
1918 germany » 8 germany
20th century » 18th century
ref history » reef history, brief history, bief history
21 germany » 11 germany, 2 germany, 20 germany
2.2 20th » 2020 20th, 2023 20th, 2021 20th

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) OR (christian designed))) OR (unchristian design)) conclusions %((21 germany) OR (1918 germany)) %ref history %2.2 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((22christian design) OR (christian designed))) or (unchristian design)) conclusions %((21 germany) or (1918 germany)) %ref history %2.2 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %((((22christian design) OR (christian designed))) or (unchristian design)) conclusions %((21 germany) or (1918 germany)) %ref history %2.2 20th century%22*.