larn vs suss out

larn

verb
  • To learn. 

  • Larn yersel te taalk propa like! 

  • To teach. 

suss out

verb
  • To come to understand (a person). 

  • To manage to work (something) out, to determine (something). 

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