wtf is wrong with the words? there´s no need to beat around the bush too much.
You´re felling she doesnt pay you enough attention and u gotta say that. Say it in a honest way... not like ur mad at her.
Theres no need to softly touch the subject dude u guys been together for 2 years aren´t you? go straight to the subject talk to her and see what comes of it.
honesty is the base of a nice love life and a good sex life too dude... just say it.