Most users who experience this issue have more than one TurboTax account and don't realize it. In order to access a return, you must use the EXACT account (same username and password) that you used when preparing the return. See if the TurboTax FAQ below helps you locate your returns.
"Why can't I find my return in Tax Home or My Docs?"
https://ttlc.intuit.com/replies/3290682
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***
