fencing vs paling

fencing

noun
  • Material used to make fences, fences used as barriers or an enclosure. 

  • Receiving and buying of stolen goods. 

  • The art or sport of duelling with swords, especially with the 17th- to 18th-century European dueling swords and the practice weapons descended from them (sport fencing). 

paling

noun
  • A fence made of galvanized sheeting. 

  • A pointed stick used to make a fence. 

  • A fence made of palings. 

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