Shop › Phase 5 Alternative Graphemes Pack Image 1 of 1 Phase 5 Alternative Graphemes Pack £3.00 Practise Phase 5 alternative graphemes for known sounds (for example ai, ay and a-e). Extends decoding for wider reading. Add To Cart Added! Practise Phase 5 alternative graphemes for known sounds (for example ai, ay and a-e). Extends decoding for wider reading.