glue

I've tried adhesive remover , goo gone, vinegar. steaming. Is there anything else I could use to get this up without having to sand. I'm not looking for perfection just improvement. 😊thanks for any and all help or suggestions.

I have a situation that's probably not too unique to you professionals but I need some guidance as to the best way to proceed. I have peel and stick vinyl plank tiles (long, narrow strips that look like fake wood) over an oak hardwood floor. The problem is that the adhesive has failed on some...