dwell upon vs educe

dwell upon

educe

verb
  • To draw out or bring forth from some basic or potential state; to elicit, to develop. 

  • To cause or generate; to bring about. 

  • To isolate (a substance) from a compound; to extract. 

  • To infer or deduce (a result, theory etc.) from existing data or premises. 

noun
  • An inference. 

How often have the words dwell upon and educe occurred in a corpus of books? (source: Google Ngram Viewer )