Swat vs Wear

Swat

name
  • a river in NWFP administrative province of Pakistan 

  • a valley and a district in NWFP administrative province of Pakistan 

Wear

name
  • A river in the counties of County Durham and Tyne and Wear, north east England. The cities of Durham and Sunderland are situated upon its banks. 

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