er vs you see

er

intj
  • Said when hesitating in speech. 

verb
  • To utter the word "er" when hesitating in speech, found in the phrase um and er. 

noun
  • The name of the Cyrillic script letter Р / р. 

you see

intj
  • Used to indicate that the speaker hopes the listener understands what is being said. 

How often have the words er and you see occurred in a corpus of books? (source: Google Ngram Viewer )