This 3-Color Cube sequence fixes misplaced +Center facelets on the front and right faces, either face can be twisted to make the setup.

This 6-Color Cube sequence fixes misplaced +Center facelets on the front and back faces, either face can be twisted to make the setup.

This fixes misplaced +Center facelets on the top/bottom and front/back faces. Any of the faces can be twisted to make this setup.