Perhaps you should try some spelling variations:
union conversations » win conversations, design conversations, driven conversations
22christian union » christian union, christian unity, christian upon
9.13 germany » 9.14 germany, 9.15 germany, 113 germany
9.16 germany » 9.14 germany, 9.15 germany, 2.1 germany
21 germany » 11 germany, 2 germany, 20 germany
2f history » imf history, etf history, ref history
2020 18th » 2020 16th, 2020 15th, 2020 8th

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 %((21 germany) OR (((9.13 germany) OR (9.16 germany)))) %2f history %2020 18th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian union conversations %((21 germany) or (((9.13 germany) OR (9.16 germany)))) %2f history %2020 18th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian union conversations %((21 germany) or (((9.13 germany) OR (9.16 germany)))) %2f history %2020 18th century%22*.