a-a a-b a-i aaa aab aae aai aam aan aao aau aax ab- aba abb abe abi abm abn abo abu abx aea aeb aee aei aem aen aeo aeu aex ai- aia aib aie aii aim ain aio aiu aix ama amb ame ami amm amn amo amu amx an- ana anb ane ani anm ann ano anu anx aoa aob aoe aoi aom aon aoo aou aox au- aua aub aue aui aum aun auo aux ax- axa axe axi axm axn axo axx b-u baa bab bae bai bam ban bao bau bax bba bbb bbe bbi bbm bbn bbo bbu bbx be- bea beb bee bei bem ben beo beu bex bi- bia bib bie bii bim bin bio biu bix bma bmb bme bmi bmm bmn bmo bmu bmx bna bnb bne bni bnn bno bnu bnx boa bob boe boi bom bon boo bou box bua bub bue bui bum bun buo buu bux bxb bxi bxm bxn bxo bxx eaa eab eae eai eam ean eao eau eax eba ebb ebe ebi ebm ebn ebo ebu ebx eea eeb eee eem een eeo eex eia eib eie eii eim ein eio eiu eix em- ema emb eme emi emm emn emo emu emx en- ena enb ene eni enm enn eno enu eo- eoa eob eoe eoi eom eon eoo eou eu- eua eub eue eui eun eux ex- exa exe exi exo exu exx ia- iaa iab iae iai iam ian iao iau iba ibb ibe ibi ibm ibn ibo ibu ibx ie- iea iee iei iem ien iex iia iib iie iii iim iin iio iiu iix im- ima imb ime imi imm imn imo imu imx in- ina inb ine ini inm inn ino inu inx io- ioa iob ioe ioi iom ion ioo iou iu- iua iub iue iui ium ixe ixi ixn m-o maa mab mae mai mam man mao mau max mba mbb mbe mbi mbm mbo mbu mbx mea meb mee mei mem men meo meu mex mi- mia mib mie mii mim min mio miu mix mma mmb mme mmi mmm mmn mmo mmu mmx mna mnb mne mni mnm mnn mno mnu moa mob moe moi mom mon moo mou mox mua mub mue mui mum mun muu mux mxa mxi mxn mxu n-i naa nab nae nai nam nan nao nau nax nba nbb nbe nbi nbm nbn nbo nbu nbx ne- nea neb nee nei nem nen neo neu nex nia nib nie nii nim nin nio niu nix nma nmb nme nmi nmm nmn nmo nmu nna nnb nne nni nnm nnn nno nnu no- noa nob noe noi nom non noo nou nox nua nub nue nui num nun nuo nuu nux o-i oaa oab oae oai oam oan oao oau oax ob- oba obb obe obi obm obn obo obu obx oea oeb oee oei oem oen oeo oex oia oib oie oii oim oin oio oiu om- oma omb ome omi omm omn omo omu omx on- ona onb one oni onn ono onu onx oo- ooa oob ooi oom oon ooo oox ou- oua oue oui oum oun ouo ox- oxa oxb oxi oxn oxo oxx ua- uaa uab uae uai uam uan uao uau uba ubb ube ubi ubn ubo ubu ubx uea ueb uee uei uem uen uia uib uie uii uim uin uio uiu um- uma umb ume umi umm umn umo umu un- una unb une uni unm unn uno unu unx uoa uob uoe uom uon uoo uox uua uue uum uun uuu uxb uxo uxu xaa xam xan xau xbe xbx xee xem xen xeu xex xia xie xii xin xio xiu xix xma xmi xmm xmo xmu xmx xna xno xnu xoa xoi xom xon xoo xox xue xui xun xxi xxo xxx