Closest I could find in a limited amount of time:
http://www.grammarerrors.com/word-choice/anyway-anyways/
I searched on the phrase, with and without "down the road", searched for "common errors in English" and "colloquialisms". Give those a shot if you have the time to spend.
http://www.grammarerrors.com/word-choice/anyway-anyways/
I searched on the phrase, with and without "down the road", searched for "common errors in English" and "colloquialisms". Give those a shot if you have the time to spend.