Perhaps you should try some spelling variations:
curious conversations » curious conversion, courageous conversations, conscious conversations
serious conversation » serious conideration, versus conversation, ingenious conversation
bief history » brief history, brief hystory, imf history
etf history » reef history, imf history, ref history
2f germany » 21 germany, 25 germany, 26 germany
20 germany » 7 germany, 8 germany, 5 germany
2 germany » 7 germany, 2 german, 8 germany

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 ((curious conversations) OR (serious conversation)) %((((2f germany) OR (20 germany))) OR (2 germany)) %((etf history) OR (bief history)) %2f 18th century%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22christian ((curious conversations) OR (serious conversation)) %((((2f germany) or (20 germany))) or (2 germany)) %((etf history) or (bief history)) %2f 18th century%22".
• Adding a wildcard symbol may retrieve word variants: %22christian ((curious conversations) OR (serious conversation)) %((((2f germany) or (20 germany))) or (2 germany)) %((etf history) or (bief history)) %2f 18th century%22*.