For more detailed advice, you should get an ESR to get a score breakdown by section and question type. If you bought additional GMATPrep practice exams, you will have access to detailed score breakdowns in the software. Look at those as well and get back to us with more data.
Since your V is lower than your Q, you should be able to bring up your V quicker. So focus on improving your V and keeping your Q at the current level. I'd go through
Magoosh verbal problems to get a better sense of what you're doing incorrectly before going back to OG. You do not want to waste OG verbal questions since there's a limited amount of them and other verbal materials are not as good.