-al a-a a-b a-i aaa aab aai aal aam aan aar aax ab- aba abb abi abl abm abn abr abx ai- aia aib aii ail aim ain air aix al- ala alb ali all alm aln alr alx ama amb ami aml amm amn amr amx an- ana anb ani anl anm ann anr anx ar- ara arb ari arl arm arn arr arx ax- axa axi axl axm axn axr axx baa bab bai bal bam ban bar bax bba bbb bbi bbl bbm bbn bbr bbx bi- bia bib bii bil bim bin bir bix bla blb bli bll blm bln blr blx bma bmb bmi bml bmm bmn bmr bmx bna bnb bni bnl bnn bnr bnx bra brb bri brl brm brn brr brx bxb bxi bxl bxm bxn bxx ia- iaa iab iai ial iam ian iar iba ibb ibi ibl ibm ibn ibr ibx iia iib iii iil iim iin iir iix il- ila ilb ili ill ilm iln ilr ilx im- ima imb imi iml imm imn imx in- ina inb ini inl inm inn inr inx ir- ira irb iri irl irm irn irr irx ixi ixl ixn la- laa lab lai lal lam lan lar lax lba lbb lbi lbl lbm lbr lbx lia lib lii lil lim lin lir lix lla llb lli lll llm lln llr lma lmb lmi lml lmm lmn lmr lna lnb lni lnl lnm lnn lnr lra lrb lri lrm lrn lrr lxi lxr lxx m-r maa mab mai mal mam man mar max mba mbb mbi mbl mbm mbr mbx mi- mia mib mii mil mim min mir mix mla mlb mli mll mlm mln mlr mlx mma mmb mmi mml mmm mmn mmr mmx mna mnb mni mnl mnm mnn mnr mra mrb mri mrl mrm mrn mrr mrx mxa mxi mxl mxn mxr n-i naa nab nai nal nam nan nar nax nba nbb nbi nbl nbm nbn nbr nbx nia nib nii nil nim nin nir nix nla nlb nli nll nlm nln nlr nlx nma nmb nmi nml nmm nmn nmr nna nnb nni nnl nnm nnn nra nrb nri nrl nrm nrn nrr nrx nxl ra- raa rab rai ral ram ran rar rax rba rbb rbi rbl rbm rbn rbr rbx ria rib rii ril rim rin rir rix rla rli rll rlm rln rlr rma rmb rmi rml rmm rmn rmr rmx rna rnb rni rnm rnn rnr rra rrb rri rrl rrm rrn rrr rxr xaa xal xam xan xar xbl xbr xbx xia xii xin xix xla xlb xli xlm xlr xma xmi xml xmm xmr xmx xna xrx xxi xxl xxx