a-a a-i a-z aaa aai aam aan aao aar aax aaz ai- aia aii aim ain aio air aix aiz ama ami amm amn amo amr amx amz an- ana ani anm ann ano anr anx anz aoa aoi aom aon aoo aor aox ar- ara ari arm arn aro arr arx arz ax- axa axi axm axn axo axr axx az- aza azi azm azn azo azx azz ia- iaa iai iam ian iao iar iaz iia iii iim iin iio iir iix im- ima imi imm imn imo imx imz in- ina ini inm inn ino inr inx io- ioa ioi iom ion ioo ior ir- ira iri irm irn iro irr irx ixi ixn iza izi izm izo izz m-o m-r maa mai mam man mao mar max maz mi- mia mii mim min mio mir mix miz mma mmi mmm mmn mmo mmr mmx mmz mna mni mnm mnn mno mnr mnz moa moi mom mon moo mor mox moz mra mri mrm mrn mro mrr mrx mrz mxa mxi mxn mxr mza mzi mzm mzn mzx n-i naa nai nam nan nao nar nax naz nia nii nim nin nio nir nix niz nma nmi nmm nmn nmo nmr nmz nna nni nnm nnn nno nnz no- noa noi nom non noo nor nox noz nra nri nrm nrn nro nrr nrx nrz nzi nzo nzz o-i oaa oai oam oan oao oar oax oia oii oim oin oio oir oiz om- oma omi omm omn omo omr omx omz on- ona oni onn ono onr onx oo- ooa ooi oom oon ooo oor oox or- ora ori orm orn oro orr orx orz ox- oxa oxi oxn oxo oxx oza ozm ozo ozz ra- raa rai ram ran rao rar rax raz ria rii rim rin rio rir rix riz rma rmi rmm rmn rmo rmr rmx rna rni rnm rnn rno rnr rnz roa roi rom ron roo ror rox roz rra rri rrm rrn rrr rxr rza rzm rzo xaa xam xan xar xia xii xin xio xix xma xmi xmm xmo xmr xmx xna xno xoa xoi xom xon xoo xor xox xrx xxi xxo xxx zaa zai zam zan zao zar zax zaz zia zim zin zio zir zix ziz zma zmm znn zno zo- zoa zoi zom zon zoo zor zox zro zxx zzr zzx zzz