GOD vs YHWH

GOD

name
  • Typographical variant of God, particularly in English translations of the Bible. 

YHWH

name
  • Known as the "Tetragrammaton", the four Hebrew letters יהוה which are transliterated into the Latin alphabet as YHWH (or IHVH, JHVH, or YHVH). Usually vowels are added to produce the spelling Jehovah, Yehovah or Yahweh (Jahaveh, Jahve, Jahveh, Jahweh, Yahve, Yahveh, Yahwe). 

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