concretization vs manifestation

concretization

noun
  • Something specific which is the result of a process of concretizing a general principle or idea. 

  • The process of concretizing a general principle or idea by delineating, particularizing, or exemplifying it. 

  • An inability to generalize or perform abstraction accompanied by excessive concentration on specific details, as in a mental disorder or in cognition by children. 

manifestation

noun
  • The embodiment of an intangible, or variable thing. 

  • A pattern or logo on a sheet of glass, as decoration and/or to prevent people from accidentally walking into it. 

  • The act or process of becoming manifest. 

  • The symptoms or observable conditions which are seen as a result of some disease. 

  • This particular manifestation resembled a young girl crying. 

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