Perhaps you should try some spelling variations:
upon conversations » union conversations, open conversations, spoken conversations
christian upon » christians upon, christian union, christianity upon
tnf history » imf history, etf history, motif history
ref history » reef history, brief history, bief history
11 germany » 11 german, 1918 germany, 7 germany
2 german » a german, 3 german, 5 german

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: %christian upon conversations %((2 german) OR (11 germany)) %((tnf history) OR (ref history)) %2f 18th century%22.
• Adding a wildcard symbol may retrieve word variants: %christian upon conversations %((2 german) or (11 germany)) %((tnf history) or (ref history)) %2f 18th century%22*.