footprint vs indication

footprint

noun
  • A company's geographic market presence. 

  • A polygon representing the shape of an item. 

  • The impression of the foot in a soft substance such as sand or snow. 

  • Availability of a satellite from the ground. 

  • Profession or lifestyle. 

  • The surface space occupied by a structure. 

  • The audit trail left by a crashed program. 

  • Space required by a piece of equipment. 

  • The ecological impact of a human activity, machine, etc. 

  • The amount of hard drive space required for a program. 

indication

noun
  • An declared approximation of the price at which a traded security is likely to commence trading. 

  • Any symptom or occurrence in a disease, which serves to direct to suitable remedies. 

  • That which serves to indicate or point out; mark; token; sign; symptom; evidence. 

  • Act of pointing out or indicating. 

  • Discovery made; information. 

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