Perhaps you should try some spelling variations:
spoken conversations » spoken conversation, open conversations, oboen conversations
upon conversations » union conversations, open conversations, human conversations
reef history » brief history, reeves history, reef fishery
2023 18th » 2023 8th, 2023 11th, 2023 10th
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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "%christian ((upon conversations) OR (spoken conversations)) %2 german %reef history %2023 18th century%22".
• Adding a wildcard symbol may retrieve word variants: %christian ((upon conversations) OR (spoken conversations)) %2 german %reef history %2023 18th century%22*.