electricity pylon vs flagpole

electricity pylon

noun
  • A tall structure built to support an overhead power line. 

flagpole

noun
  • A tall pole up which one or more flags may be raised and flown. 

verb
  • Exit a country momentarily and reenter. Usually this is done to satisfy immigration requirements. 

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