a-a a-b a-i aaa aab aah aai aam aao aap aax ab- aba abb abh abi abm abo abp abx aha ahb ahh ahi ahm aho ahp ahx ai- aia aib aih aii aim aio aip aix ama amb amh ami amm amo amp amx aoa aob aoh aoi aom aoo aop aox ap- apa apb aph api apm apo app apx ax- axa axh axi axm axo axp axx b-p baa bab bah bai bam bao bap bax bba bbb bbh bbi bbm bbo bbp bbx bha bhb bhh bhi bhm bho bhp bhx bi- bia bib bih bii bim bio bip bix bma bmb bmh bmi bmm bmo bmp bmx boa bob boh boi bom boo bop box bpa bpb bph bpi bpm bpo bpp bpx bxb bxi bxm bxo bxx h-i haa hab hah hai ham hao hap hax hba hbb hbh hbi hbm hbo hbp hbx hha hhb hhh hhi hhm hho hhp hia hib hih hii him hio hip hix hma hmb hmh hmi hmm hmo hmp hmx hoa hob hoh hoi hom hoo hop hox hpa hpb hph hpi hpm hpo hpp hxm ia- iaa iab iah iai iam iao iap iba ibb ibh ibi ibm ibo ibp ibx iha ihb ihh ihi ihm iho ihp iia iib iih iii iim iio iip iix im- ima imb imh imi imm imo imp imx io- ioa iob ioh ioi iom ioo iop ipa ipb ipi ipm ipo ipp ipx ixi m-o maa mab mah mai mam mao map max mba mbb mbh mbi mbm mbo mbp mbx mha mhh mhi mhm mho mhp mhx mi- mia mib mih mii mim mio mip mix mma mmb mmh mmi mmm mmo mmp mmx moa mob moh moi mom moo mop mox mpa mpb mph mpi mpm mpo mpp mpx mxa mxi mxp o-i oaa oab oah oai oam oao oap oax ob- oba obb obh obi obm obo obp obx oha ohh ohi ohm oho ohp oia oib oii oim oio oip om- oma omb omh omi omm omo omp omx oo- ooa oob ooh ooi oom ooo oop oox op- opa opb oph opi opm opo opp opx ox- oxa oxb oxi oxo oxx p-p paa pab pah pai pam pao pap pax pba pbb pbi pbm pbo pbp pbx pha phb phi phm pho php phx pia pib pih pii pim pio pip pix pma pmb pmh pmi pmm pmo pmp pmx poa pob poh poi pom poo pop pox ppa ppb pph ppi ppm ppo ppp ppx pxm xaa xam xap xbx xhp xia xii xio xix xma xmh xmi xmm xmo xmp xmx xoa xoi xom xoo xop xox xpa xpb xpm xpo xpp xxi xxo xxp xxx