ax to grind vs hoo-ha

ax to grind

noun
  • A grudge or grievance, with implications of confrontation. 

  • A proposition or point of view to advocate, especially motivated by self-interest. 

hoo-ha

noun
  • A fuss, uproar, commotion or stir; hype; brouhaha, hullabaloo. 

  • Vagina, vulva. 

How often have the words ax to grind and hoo-ha occurred in a corpus of books? (source: Google Ngram Viewer )