thee vs yu

thee

noun
  • The letter ⟨(⟩, which stands for the th sound /ð/ in Pitman shorthand. 

verb
  • To address (a person) using the pronoun thee. 

  • To use the word thee. 

yu

noun
  • The letter Ю, ю. 

  • An ancient Chinese wine-bucket, often having a decorative cover. 

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