concretely vs in specie

concretely

adv
  • In a concrete manner, physically, definitely 

in specie

adv
  • In the actual form, especially in the context of a distribution of assets or a loan repayment. 

  • In coin or monetary metal, in contrast to fiat currency or other paper. 

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