a-a a-i aaa aad aai aak aao aap aar ad- ada add adi adk ado adp adr ai- aia aid aii aik aio aip air aka akd aki akk ako akp akr aoa aod aoi aok aoo aop aor ap- apa apd api apk apo app apr ar- ara ard ari ark aro arp arr daa dad dai dak dao dap dar dda ddd ddi ddk ddo ddp ddr di- dia did dii dik dio dip dir dka dki dkk dko dkp dkr doa dod doi dok doo dop dor dpa dpd dpi dpk dpo dpp dpr dra drd dri drk dro drp drr i-d ia- iaa iad iai iao iap iar ida idd idi idk ido idp idr iia iid iii iio iip iir ika iki ikk iko ikr io- ioa iod ioi ioo iop ior ipa ipd ipi ipo ipp ipr ir- ira ird iri irk iro irp irr ka- kaa kad kai kak kao kap kar kda kdk kdo kdp kdr kia kid kii kik kio kip kir kki kkk kkp kkr koa kod koi kok koo kop kor kpa kpd kpi kpk kpo kpp kpr kra krd kri krk kro krp krr o-i oaa oad oai oak oao oap oar oda odd odi odo odp odr oia oid oii oik oio oip oir oka okd oki okk oko okp okr oo- ooa ood ooi ook ooo oop oor op- opa opd opi opk opo opp opr or- ora ord ori ork oro orp orr p-p paa pad pai pak pao pap par pda pdd pdi pdk pdo pdp pdr pia pid pii pik pio pip pir pka pkd pki pko pkp pkr poa pod poi pok poo pop por ppa ppd ppi ppk ppo ppp ppr pra prd pri prk pro prp prr ra- raa rad rai rak rao rap rar rda rdd rdi rdo rdp rdr ria rid rii rik rio rip rir rkk rko rkp roa rod roi rok roo rop ror rpa rpd rpi rpk rpo rpp rpr rra rrd rri rrk rrp rrr