RichThesaurus
be industrious/diligent/assiduous
vs
put one's hand to the plow
be industrious/diligent/assiduous
put one's hand to the plow
How often have the words
be industrious/diligent/assiduous
and
put one's hand to the plow
occurred in a corpus of books?
(source:
Google Ngram Viewer
)