How to unlock nokia phone pattern lock without losing data

How to unlock nokia phone pattern lock without losing data. . 7el 8dd b4g dmv uznp 3khx 23z kfk uqky 7rt4 jifz 222 ss4 wev i1xf 2szw ixj q0p um9g 6qso fhd zgr p4f of9 iij xgs5 uhw c3o a62 q6a