in the first place vs most of all

in the first place

prep
  • at all, even (typically in non-negated statements) 

  • to begin with; earlier; firstly; originally; at the start, 

most of all

adv
  • to a greater extent than anything else 

How often have the words in the first place and most of all occurred in a corpus of books? (source: Google Ngram Viewer )