a-a a-b aaa aab aaj aan aap ab- aba abb abj abn abp aja ajb ajj ajn ajp an- ana anb anj ann anp ap- apa apb apj apn app b-p baa bab baj ban bap bba bbb bbn bbp bja bjj bjn bjp bna bnb bnj bnn bnp bpa bpb bpn bpp jaa jab jaj jan jap jba jbj jja jjb jjj jjp jna jnj jnn jnp jpa jpb jpj jpn jpp naa nab naj nan nap nba nbb nbn nbp nja njn njp nna nnb nnn nnp npa npb npn npp p-p paa pab paj pan pap pba pbb pbj pbn pbp pja pjp pn- pna pnb pnn pnp ppa ppb ppj ppn ppp