take after vs tread in someone's steps

take after

verb
  • To follow someone's example. 

  • To resemble (a parent or ancestor) in appearance or habit. 

tread in someone's steps

verb
  • To follow someone's example; to behave as someone did. 

How often have the words take after and tread in someone's steps occurred in a corpus of books? (source: Google Ngram Viewer )