What are alternatives for query string to implement slope between phrases?

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What are alternatives for query string to implement slope between phrases?

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Is this related to What are the best ways to find near phrases? How to combine them to find near to nearest near? ))?

3

Yep. These questions are related.
I want to find more examples no how to use span_term.

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It's best if you can keep your question to the one topic, it makes it easier for others to help you.