Perhaps you should try some spelling variations:
curious conversations » curious conversion, courageous conversations, conscious conversations
serious conversation » serious conideration, versus conversation, ingenious conversation
union conversations » design conversations, driven conversations, during conversations
win conversations » when conversations, wine conversation, wins conversation
20th century » 18th century
2f germany » 2 germany, 20 germany, 21 germany
2f history » imf history, etf history, ref history
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 ((((union conversations) OR (((curious conversations) OR (serious conversation))))) OR (win conversations)) %2f germany %2f history %2f 20th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((((union conversations) or (((curious conversations) OR (serious conversation))))) or (win conversations)) %2f germany %2f history %2f 20th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((((union conversations) or (((curious conversations) OR (serious conversation))))) or (win conversations)) %2f germany %2f history %2f 20th century%22*.