decode vs disentangle

decode

verb
  • To convert from an encrypted form to plain text. 

  • To figure out something difficult to interpret. 

noun
  • A product of decoding 

  • Output from a program or device used to interpret communication protocols 

disentangle

verb
  • To free something from entanglement; to extricate or unknot. 

  • To unravel; to separate into discrete components or units. 

  • To become free or untangled. 

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