I was JUST about to say this. I smell a typo tweet in our mists….FUTURE ALWAYS PROVES PAST.
#WeThePeople
No, previous anon already confirmed that Oh' stands for Ohr, in reference to witch hunt.
http://www.foxnews.com/politics/2018/05/21/grassley-requests-doj-documents-on-bruce-ohr-dealings-with-christopher-steele-on-anti-trump-dossier.html
Oh' is referring to Bruce Ohr.
http://www.foxnews.com/politics/2018/05/21/grassley-requests-doj-documents-on-bruce-ohr-dealings-with-christopher-steele-on-anti-trump-dossier.html
Because apostrophes are placed for missing letters like Isn't, doesn't, etc. Q uses _ for missing letters not Trump.