iii iim iip iir im- imi imm imp imy imz ipi ipm ipp ipr ipy ir- iri irm irp irr iry iym iyr iyy izi izm izy izz m-r mi- mii mim mip mir miy miz mmi mmm mmp mmr mmz mpi mpm mpp mpr mri mrm mrp mrr mry mrz my- mym myr mzi mzm mzp p-p pii pim pip pir piz pmi pmm pmp pmr pmz ppi ppm ppp ppr ppz pri prm prp prr pry prz py- pym pyr pzm pzp rii rim rip rir riy riz rmi rmm rmp rmr rpi rpm rpp rpr rpz rri rrm rrp rrr ry- rym ryr ryy ryz rzm rzy yii yim yip yir yiz ymi ymm yrp yyy yyz yzr yzy zim zip zir ziz zmm zmp zpi zpm zpp zpr zrp zym zzr zzy zzz