RE vs from

RE

prep
  • Regarding, re. 

noun
  • Abbreviation of "recursively enumerable"; the class of decision problems for which a 'yes' answer can be verified by a Turing machine in a finite amount of time. 

from

prep
  • Indicating a starting point on an array or gamut of conceptual variations. 

  • Indicating a starting point in time. 

  • Used to indicate source or provenance. 

  • Originating at (a year, time, etc.) 

  • With reference to the location or position of a speaker or other observer or vantage point. 

  • Indicating removal or separation. 

  • Indicating exclusion. 

  • Produced with or out of (a substance or material). 

  • Used to indicate causation; because of, as a result of. 

  • Used to indicate a starting point or initial reference. 

  • Denoting a subtraction operation. 

  • Indicating a starting point on a range or scale. 

  • Indicating differentiation. 

  • Indicates a starting state of the predicament of the subject. Synonym of since being 

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