Perhaps you should try some spelling variations:
unity conversations » union conversations, unit conversions, city conversation
party conversations » career conversations
reef history » brief history, reeves history, reef fishery
11 germany » 11 german, 1918 germany, 7 germany
2.2 18th » 2021 18th, 2022 18th, 2023 18th

Try widening your search to All Fields.

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "%christian ((unity conversations) OR (party conversations)) %11 germany %reef history %2.2 18th century%22".
• Adding a wildcard symbol may retrieve word variants: %christian ((unity conversations) OR (party conversations)) %11 germany %reef history %2.2 18th century%22*.