a-a aaa aad aak aam aan aao aas ad- ada add adk adm adn ado ads aka akd akk akm akn ako aks ama amd amk amm amn amo ams an- ana and ank anm ann ano ans aoa aod aok aom aon aoo aos as- asa asd ask asm asn aso ass daa dad dak dam dan dao das dda ddd ddk ddm ddn ddo dds dka dkk dkm dko dks dma dmd dmk dmm dmn dmo dms dna dnd dnk dnm dnn dno dns doa dod dok dom don doo dos dsa dsd dsk dsm dsn dso dss ka- kaa kad kak kam kan kao kas kda kdk kdm kdo kds kkk kkm kkn kks kma kmd kmk kmm kmo kms kn- kna knd knk knm knn kno koa kod kok kom kon koo kos ksa ksd ksk ksm ksn kso kss m-o maa mad mak mam man mao mas mda mdd mdk mdm mdn mdo mds mka mkd mkk mkm mkn mko mks mma mmd mmk mmm mmn mmo mms mna mnk mnm mnn mno mns moa mod mok mom mon moo mos msa msd msk msm msn mso mss naa nad nak nam nan nao nas nda ndd ndk ndm ndn ndo nds nka nkk nkm nkn nko nks nma nmd nmk nmm nmn nmo nms nna nnk nnm nnn nno nns no- noa nod nok nom non noo nos nsa nsd nsk nsm nsn nso nss oaa oad oak oam oan oao oas oda odd odm odn odo ods oka okd okk oko oks om- oma omd omm omn omo oms on- ona ond onk onn ono ons oo- ooa ood ook oom oon ooo oos os- osa osd osk osm osn oso oss saa sad sak sam san sao sas sda sdd sdk sdm sdn sdo sds sk- ska skd skk skm sko sks sma smd smk smm smn smo sms sna snd snk snm snn sno sns soa sod sok som son soo sos ss- ssa ssd ssk ssm ssn sso sss