Perhaps you should try some spelling variations:
spoken conversations » spoken conversation, open conversations, oboen conversations
christian spoken » christian scorn, christian shore, christian steven
bief history » brief hystory, reef history, ref history
20th century » 18th century
21 germany » 2.1 germany, 11 germany, 2 germany
2.2 20th » 2020 20th, 2023 20th, 2021 20th

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 %21 germany %((bief history) OR (((imf history) OR (brief history)))) %2.2 20th century%22*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%christian spoken conversations %21 germany %((bief history) or (((imf history) OR (brief history)))) %2.2 20th century%22*".