a-a a-b aaa aab aad aam aan aao aar ab- aba abb abd abm abn abo abr ad- ada adb add adm adn ado adr ama amb amd amm amn amo amr an- ana anb and anm ann ano anr aoa aob aod aom aon aoo aor ar- ara arb ard arm arn aro arr baa bab bad bam ban bao bar bba bbb bbd bbm bbn bbo bbr bda bdb bdd bdm bdo bdr bma bmb bmd bmm bmn bmo bmr bna bnb bnd bnn bno bnr boa bob bod bom bon boo bor bra brb brd brm brn bro brr daa dab dad dam dan dao dar dba dbb dbd dbm dbn dbo dbr dda ddb ddd ddm ddn ddo ddr dma dmb dmd dmm dmn dmo dmr dna dnb dnd dnm dnn dno dnr doa dob dod dom don doo dor dra drb drd drm drn dro drr m-o m-r maa mab mad mam man mao mar mba mbb mbd mbm mbo mbr mda mdb mdd mdm mdn mdo mdr mma mmb mmd mmm mmn mmo mmr mna mnb mnm mnn mno mnr moa mob mod mom mon moo mor mra mrb mrd mrm mrn mro mrr naa nab nad nam nan nao nar nba nbb nbd nbm nbn nbo nbr nda ndb ndd ndm ndn ndo ndr nma nmb nmd nmm nmn nmo nmr nna nnb nnm nnn nno no- noa nob nod nom non noo nor nra nrb nrd nrm nrn nro nrr oaa oab oad oam oan oao oar ob- oba obb obd obm obn obo obr oda odb odd odm odn odo odr om- oma omb omd omm omn omo omr on- ona onb ond onn ono onr oo- ooa oob ood oom oon ooo oor or- ora orb ord orm orn oro orr ra- raa rab rad ram ran rao rar rba rbb rbd rbm rbn rbo rbr rda rdb rdd rdm rdn rdo rdr rma rmb rmd rmm rmn rmo rmr rna rnb rnd rnm rnn rno rnr roa rob rod rom ron roo ror rra rrb rrd rrm rrn rrr

-ana a-do aaaa aaab aaad aaam aaan aaar aaba aabb aabd aabm aada aama aamb aamd aamn aamo aamr aana aand aaon aaoo aara aard aarm aaro abaa abab abad abam aban abar abb- abba abbb abbo abbr abda abdo abma abmb aboa abob abod abon aboo abor abra abro adaa adab adad adam adan adao adar adba adda addd addn addo addr adma admb admr adna adob adod adon adoo ador adra adro amaa amad amam aman amar amb- amba ambn ambo ambr amda amdo amm- amma ammo amnd amno amob amod amon amoo amor amra amro ana- anaa anab anad anam anan anao anar anba anbb anbo and- anda ando andr anma anna annb anno ano- anoa anod anom anon anor aoba aoma aonb aono aora aorb aorn arab arad aram aran arar arba arda ardm ardo arma armd armm armo arna arnd arno aroa arob arod arom aron aroo aror arr- arra arro arrr baaa baad baam baan baar baba babb babm babo babr bada badb badd bado badr bama bamb bamm bamn bana band bann bano banr baon bar- bara barb bard barm barn baro barr bbad bbbb bbdd bbdo bd-r bdna bdrm bmaa bman bmdb bnor bnrr boab boad boan boar boba bobb bobo boda bodb bodo boma bomb bona bond bonn bono boob bood boom boon boor bor- bora bord borm born boro borr brab brad bram bran brao brda brdm brdo brna brno broa brob brod brom bron broo bror brrm brrr d-bo d-na daab daad daam daan daar daba dabb dabo dada dado dama damb damm damn damo dana dand dann dano danr daon dara darb dard darn daro darr dbar dbrn dddd dmaa dmab dman dmba dmrb dnaa dnab dnad dnam dnan doab doan doar doba dobb dod- doda dodd dodo doma domb domm domn domo dona dond donn dono donr doob dood doom doon door dora dord dorm dorn doro dorr draa drab drad dram drar drba drda drna drno drob drod drom dron drra maaa maad maam maan maar maba mabo mada madb madd mado mama mamo man- mana mand mann mano maon maor mar- mara mard marm maro marr mbam mbba mbda mbdb mbna mddm mdma mdna mdra mmaa mmab mman mmar mmda mmdb mmmd mmmm mmod mmor mnaa mnam mnba mnbb mnda mndo mndr mnra moaa moab moam moan moar moba mobb mobo moda modd modo moma momo mon- mona mond monn mono mooa moob mood moon moor mora morb mord morn moro mrad mrbb mrbm mrda mrdd mrmd mrna mron naaa naab naad naam naan naar naba nabo nada nadr nama namb namd namm namo nan- nana nanb nand nann nano naor nara nard narm narn naro narr nbaa nbad nbar nbbo ndaa ndao ndbm nddb nddo ndma ndna ndom ndor nman nmon nmra nndb nnnn noaa noam noba nobm nobo noda nodo nom- noma nomo non- nona nonn nono noo- noob noon nooo noor nor- nora norb nord norm norn noro norr nrab nram nrma nrna nron nrrd oadm oama oara obad oban obba obbo obon obor obra obro odam odbo odda oddd odma odmr odnb odom odon odoo odor odra omam oman omao omar ombo omda omdb omma omn- omo- omoa omon omoo omor omra omro onab onam onan onar onda ondo onna onno onod onon onor onra ooaa ooba ooda ooma oona oooo oora oord orab orad oram oran orao orar orba orbb orbo orda ordn ordo orma ormn ormo orna orno oro- orom oron oror orra orro raab raad raam raan raba rabb rabo rada radd radm rado radr rama ramb ramm ramo rana rand rann rano raob raom rara rarb raro rbbb rbbr rdbm rdma rdna rman rmon rnbr rndm rnod roab road roam roan roar rob- roba robb robo roda rodd rodo roma romb romd romm romo rona rond rono roob rood room roon roor rora roro rrad rrna rrrr