a-a a-b a-i aaa aab aah aai aam aan aao aar ab- aba abb abh abi abm abn abo abr aha ahb ahh ahi ahm ahn aho ahr ai- aia aib aih aii aim ain aio air ama amb amh ami amm amn amo amr an- ana anb anh ani anm ann ano anr aoa aob aoh aoi aom aon aoo aor ar- ara arb arh ari arm arn aro arr baa bab bah bai bam ban bao bar bba bbb bbh bbi bbm bbn bbo bbr bha bhb bhh bhi bhm bho bhr bi- bia bib bih bii bim bin bio bir bma bmb bmh bmi bmm bmn bmo bmr bna bnb bni bnn bno bnr boa bob boh boi bom bon boo bor bra brb brh bri brm brn bro brr h-i haa hab hah hai ham han hao har hba hbb hbh hbi hbm hbn hbo hbr hha hhb hhh hhi hhm hhn hho hhr hia hib hih hii him hin hio hir hma hmb hmh hmi hmm hmo hmr hna hnb hnh hnn hno hoa hob hoh hoi hom hon hoo hor hr- hra hrb hrh hri hrm hrn hro hrr ia- iaa iab iah iai iam ian iao iar iba ibb ibh ibi ibm ibn ibo ibr iha ihb ihh ihi ihm ihn iho ihr iia iib iih iii iim iin iio iir im- ima imb imh imi imm imn imo in- ina inb inh ini inm inn ino inr io- ioa iob ioh ioi iom ion ioo ior ir- ira irb iri irm irn iro irr m-o m-r maa mab mah mai mam man mao mar mba mbb mbh mbi mbm mbo mbr mha mhh mhi mhm mhn mho mhr mi- mia mib mih mii mim min mio mir mma mmb mmh mmi mmm mmn mmo mmr mna mnb mni mnm mnn mno mnr moa mob moh moi mom mon moo mor mra mrb mrh mri mrm mrn mro mrr n-i naa nab nah nai nam nan nao nar nba nbb nbi nbm nbn nbo nbr nha nhb nhh nhi nhm nhn nhr nia nib nih nii nim nin nio nir nma nmb nmh nmi nmm nmn nmo nmr nna nnb nnh nni nnm nnn nno no- noa nob noh noi nom non noo nor nra nrb nri nrm nrn nro nrr o-i oaa oab oah oai oam oan oao oar ob- oba obb obh obi obm obn obo obr oha ohh ohi ohm ohn oho ohr oia oib oii oim oin oio oir om- oma omb omh omi omm omn omo omr on- ona onb onh oni onn ono onr oo- ooa oob ooh ooi oom oon ooo oor or- ora orb orh ori orm orn oro orr ra- raa rab rah rai ram ran rao rar rba rbb rbh rbi rbm rbn rbo rbr rh- rha rhb rhh rhi rhm rhn rho rhr ria rib rih rii rim rin rio rir rma rmb rmh rmi rmm rmn rmo rmr rna rnb rnh rni rnm rnn rno rnr roa rob roh roi rom ron roo ror rra rrb rrh rri rrm rrn rrr