adverbial phrase vs enunciation

adverbial phrase

noun
  • A phrase that collectively modifies a verb, adjective, another adverb, or a prepositional phrase. 

enunciation

noun
  • That which is enunciated or announced; words in which a proposition is expressed; formal declaration 

  • Mode of utterance or pronunciation, especially as regards fullness and distinctness or articulation. 

  • The act of enunciating, announcing, proclaiming, or making known; open attestation; declaration. 

How often have the words adverbial phrase and enunciation occurred in a corpus of books? (source: Google Ngram Viewer )