on the order of vs related

on the order of

adv
  • Approximately. 

prep
  • In the manner of; along the lines of; like; of a similar kind to; more-or-less equivalent to. 

related

adj
  • Fulfilling a relation. 

  • Standing in relation or connection. 

  • Being a relative of. 

  • Narrated; told. 

  • Synonym of relative. 

  • Having a relationship with the thing named 

How often have the words on the order of and related occurred in a corpus of books? (source: Google Ngram Viewer )