EEA2 or FLR(M)

[Sanczez]

Hi
I'm from Poland and my girlfriend is from Japan,we are together 3 years now.Her visa gonna run out at the and of October,she wants to stay in UK
for another 1 or 2 years with me.Which form we should apply for??
EEA2 or FLR(M) we are not married but we're living together.
Is it possible to extend her stay in the UK with some other visas if these not gonna work??I know we haven't got much time.
Thank you for any help.

[vinny]

Applying under European law is applicable.

However, you also have to supply evidence of a durable relationship.