a-a aaa aak aam aan aao aap aar aka akk akm akn ako akp akr ama amk amm amn amo amp amr an- ana ank anm ann ano anp anr aoa aok aom aon aoo aop aor ap- apa apk apm apn apo app apr ar- ara ark arm arn aro arp arr ka- kaa kak kam kan kao kap kar kkk kkm kkn kkp kkr kma kmk kmm kmo kmp kn- kna knk knm knn kno knp knr koa kok kom kon koo kop kor kpa kpk kpm kpn kpo kpp kpr kra krk krn kro krp krr m-o m-r maa mak mam man mao map mar mka mkk mkm mkn mko mkp mkr mma mmk mmm mmn mmo mmp mmr mna mnk mnm mnn mno mnp mnr moa mok mom mon moo mop mor mpa mpk mpm mpn mpo mpp mpr mra mrk mrm mrn mro mrp mrr naa nak nam nan nao nap nar nka nkk nkm nkn nko nkp nkr nma nmk nmm nmn nmo nmp nmr nna nnk nnm nnn nno nnp no- noa nok nom non noo nop nor npa npm npn npo npp npr nra nrk nrm nrn nro nrp nrr oaa oak oam oan oao oap oar oka okk oko okp okr om- oma omm omn omo omp omr on- ona onk onn ono onp onr oo- ooa ook oom oon ooo oop oor op- opa opk opm opn opo opp opr or- ora ork orm orn oro orp orr p-p paa pak pam pan pao pap par pka pkm pkn pko pkp pkr pma pmk pmm pmn pmo pmp pmr pn- pna pnk pnm pnn pno pnp pnr poa pok pom pon poo pop por ppa ppk ppm ppn ppo ppp ppr pra prk prm prn pro prp prr ra- raa rak ram ran rao rap rar rkk rkm rko rkp rma rmm rmn rmo rmp rmr rna rnm rnn rno rnp rnr roa rok rom ron roo rop ror rpa rpk rpm rpn rpo rpp rpr rra rrk rrm rrn rrp rrr