Perhaps you should try some spelling variations:
when conversations » open conversations, win conversations, agent conversations
22christian when » christians when, christian women, christian who
2.1 germany » 21 germany, 2017 germany, 9.13 germany
20 germany » 2 germany, 7 germany, 8 germany
21 century » 22 century, 21st century, 21th century
2020 21 » 2020 2021, 2020 21st, 2020 2nd

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 when conversations %((20 germany) OR (2.1 germany)) %brief history %2020 21 century%22.
• Adding a wildcard symbol may retrieve word variants: %22christian when conversations %((20 germany) or (2.1 germany)) %brief history %2020 21 century%22*.