go against vs observe

go against

verb
  • To be contrary to a trend, feeling or principle. 

  • To oppose; to resist 

  • To violate; to breach; to break. 

  • To be unfavourable to someone. 

observe

verb
  • To follow or obey the custom, practice, or rules (especially of a religion). 

  • To take note of and celebrate (a holiday or similar occurrence); to follow (a type of time or calendar reckoning). 

  • To notice or view, especially carefully or with attention to detail. 

  • To comment on something; to make an observation. 

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