a-a a-b aaa aab aad aaj aam aan aao ab- aba abb abd abj abm abn abo ad- ada adb add adj adm adn ado aja ajb ajd ajj ajm ajn ajo ama amb amd amm amn amo an- ana anb and anj anm ann ano aoa aob aod aoj aom aon aoo baa bab bad baj bam ban bao bba bbb bbd bbm bbn bbo bda bdb bdd bdj bdm bdo bja bjd bjj bjm bjn bma bmb bmd bmj bmm bmn bmo bna bnb bnd bnj bnn bno boa bob bod boj bom bon boo daa dab dad daj dam dan dao dba dbb dbd dbm dbn dbo dda ddb ddd ddm ddn ddo dj- dja djb djd djm djo dma dmb dmd dmm dmn dmo dna dnb dnd dnj dnm dnn dno doa dob dod doj dom don doo j-d jaa jab jad jaj jam jan jao jba jbj jbm jbo jda jdb jdm jdn jdo jja jjb jjj jma jmb jmd jmj jmm jmn jmo jna jnd jnj jnn jno joa job jod joj jom jon joo m-o maa mab mad maj mam man mao mba mbb mbd mbj mbm mbo mda mdb mdd mdj mdm mdn mdo mjb mjd mjj mjm mma mmb mmd mmj mmm mmn mmo mna mnb mnj mnm mnn mno moa mob mod mom mon moo naa nab nad naj nam nan nao nba nbb nbd nbm nbn nbo nda ndb ndd ndm ndn ndo nja njm njn nma nmb nmd nmm nmn nmo nna nnb nnm nnn nno no- noa nob nod noj nom non noo oaa oab oad oaj oam oan oao ob- oba obb obd obj obm obn obo oda odb odd odm odn odo oja ojb ojd ojm ojo om- oma omb omd omj omm omn omo on- ona onb ond onj onn ono oo- ooa oob ood oom oon ooo