a-a aaa aak aam aan aao aap aas aka akk akm akn ako akp aks ama amk amm amn amo amp ams an- ana ank anm ann ano anp ans aoa aok aom aon aoo aop aos ap- apa apk apm apn apo app aps as- asa ask asm asn aso asp ass ka- kaa kak kam kan kao kap kas kkk kkm kkn kkp kks kma kmk kmm kmo kmp kms kn- kna knk knm knn kno knp koa kok kom kon koo kop kos kpa kpk kpm kpn kpo kpp kps ksa ksk ksm ksn kso ksp kss m-o maa mak mam man mao map mas mka mkk mkm mkn mko mkp mks mma mmk mmm mmn mmo mmp mms mna mnk mnm mnn mno mnp mns moa mok mom mon moo mop mos mpa mpk mpm mpn mpo mpp mps msa msk msm msn mso msp mss naa nak nam nan nao nap nas nka nkk nkm nkn nko nkp nks nma nmk nmm nmn nmo nmp nms nna nnk nnm nnn nno nnp nns no- noa nok nom non noo nop nos npa npm npn npo npp nps nsa nsk nsm nsn nso nsp nss oaa oak oam oan oao oap oas oka okk oko okp oks om- oma omm omn omo omp oms on- ona onk onn ono onp ons oo- ooa ook oom oon ooo oop oos op- opa opk opm opn opo opp ops os- osa osk osm osn oso osp oss p-p paa pak pam pan pao pap pas pka pkm pkn pko pkp pks pma pmk pmm pmn pmo pmp pms pn- pna pnk pnm pnn pno pnp pns poa pok pom pon poo pop pos ppa ppk ppm ppn ppo ppp pps ps- psa psk psm psn pso psp pss saa sak sam san sao sap sas sk- ska skk skm sko skp sks sma smk smm smn smo smp sms sna snk snm snn sno snp sns soa sok som son soo sop sos spa spk spm spn spo spp sps ss- ssa ssk ssm ssn sso ssp sss