hi-tech vs practicable

hi-tech

adj
  • Of, or using high technology. 

practicable

adj
  • Available for use; accessible or employable. 

  • Capable of being accomplished; feasible. 

  • Serving a useful function; useful, functional or handy. 

How often have the words hi-tech and practicable occurred in a corpus of books? (source: Google Ngram Viewer )