Check out the other lunging threads.
Yes, if she's been conditioned to only be on one side of you & never pass you for eg, it isn't surprising she doesn't get it when you change the rules & expect her to do the opposite.
I'd forget lunging for the mo & teach her the basics first. Eg. Teach her to accept you & yield to pressure on her other side, teach her to go past you or wherever you direct her, not just be stuck in one position. After she's got the basics down pat, then I'd start asking her to do it at greater distances, until it's 'lunging'.
Learning the principles of 'clicker training' is incredibly helpful