run-walk vs toddle

run-walk

verb
  • To locomote by the mere legs in such a fashion that divided by time a greater proportion consists of walking than of running. 

noun
  • Locomotion by the mere legs in such a fashion that divided by time a greater proportion consists of walking than of running. 

toddle

verb
  • To walk unsteadily, as a small child does. 

  • To walk in a carefree manner. 

noun
  • A carefree or aimless gait; a stroll. 

How often have the words run-walk and toddle occurred in a corpus of books? (source: Google Ngram Viewer )