a-a a-b aaa aab aah aaj aam aan aao ab- aba abb abh abj abm abn abo aha ahb ahh ahj ahm ahn aho aja ajb ajh ajj ajm ajn ajo ama amb amh amm amn amo an- ana anb anh anj anm ann ano aoa aob aoh aoj aom aon aoo baa bab bah baj bam ban bao bba bbb bbh bbm bbn bbo bha bhb bhh bhj bhm bho bja bjj bjm bjn bma bmb bmh bmj bmm bmn bmo bna bnb bnj bnn bno boa bob boh boj bom bon boo haa hab hah haj ham han hao hba hbb hbh hbj hbm hbn hbo hha hhb hhh hhj hhm hhn hho hja hjm hjn hjo hma hmb hmh hmj hmm hmo hna hnb hnh hnj hnn hno hoa hob hoh hom hon hoo jaa jab jah jaj jam jan jao jba jbj jbm jbo jha jhj jhn jho jja jjb jjj jma jmb jmj jmm jmn jmo jna jnh jnj jnn jno joa job joh joj jom jon joo m-o maa mab mah maj mam man mao mba mbb mbh mbj mbm mbo mha mhh mhm mhn mho mjb mjj mjm mma mmb mmh mmj mmm mmn mmo mna mnb mnj mnm mnn mno moa mob moh mom mon moo naa nab nah naj nam nan nao nba nbb nbm nbn nbo nha nhb nhh nhj nhm nhn nja njm njn nma nmb nmh nmm nmn nmo nna nnb nnh nnm nnn nno no- noa nob noh noj nom non noo oaa oab oah oaj oam oan oao ob- oba obb obh obj obm obn obo oha ohh ohm ohn oho oja ojb ojm ojo om- oma omb omh omj omm omn omo on- ona onb onh onj onn ono oo- ooa oob ooh oom oon ooo