Perhaps you should try some spelling variations:
spoken conversations » spoken conversation, open conversations, oboen conversations
christian spoken » christian scorn, christian shore, christian steven
1918 germany » 8 germany
bief history » brief history, brief hystory, imf history
20th century » 18th century
ref history » reef history, brief history, imf history
2020 20th » 2020 16th, 2020 2021, 2020 5th

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 spoken conversations %1918 germany %((ref history) OR (bief history)) %2020 20th century%22.
• Adding a wildcard symbol may retrieve word variants: %christian spoken conversations %1918 germany %((ref history) or (bief history)) %2020 20th century%22*.