cast about vs examine

cast about

verb
  • To try to find; look around; search. 

  • To plan; plot; contrive. 

examine

verb
  • to observe or inspect carefully or critically 

  • to interrogate 

  • to determine the aptitude, skills or qualifications of someone by subjecting them to an examination 

  • to check the health or condition of something or someone 

How often have the words cast about and examine occurred in a corpus of books? (source: Google Ngram Viewer )