a-a a-b a-i a-z aaa aab aae aai aak aam aau aax aaz ab- aba abb abe abi abk abm abu abx abz aea aeb aee aei aek aem aeu aex aez ai- aia aib aie aii aik aim aiu aix aiz aka akb ake aki akk akm aku ama amb ame ami amk amm amu amx amz au- aua aub aue aui auk aum aux auz ax- axa axe axi axk axm axx az- aza azb aze azi azm azu azx azz b-u baa bab bae bai bak bam bau bax baz bba bbb bbe bbi bbk bbm bbu bbx be- bea beb bee bei bek bem beu bex bez bi- bia bib bie bii bik bim biu bix biz bka bkb bke bkk bkm bkx bma bmb bme bmi bmk bmm bmu bmx bmz bua bub bue bui buk bum buu bux buz bxb bxi bxm bxx bza bze bzu bzz eaa eab eae eai eak eam eau eax eaz eba ebb ebe ebi ebk ebm ebu ebx eea eeb eee eek eem eex eia eib eie eii eik eim eiu eix eka ekb eke eki eku em- ema emb eme emi emk emm emu emx eu- eua eub eue eui eux ex- exa exe exi exu exx eze ezz ia- iaa iab iae iai iam iau iaz iba ibb ibe ibi ibk ibm ibu ibx ibz ie- iea iee iei iek iem iex iia iib iie iii iim iiu iix ika ikb ike iki ikk iku ikx im- ima imb ime imi imm imu imx imz iu- iua iub iue iui ium iuz ixe ixi iza ize izi izm izu izz k-z ka- kaa kab kae kai kak kam kau kax kaz kba kbb kbe kbi kbk kbm kbu kbx kbz ke- kea keb kee kei kek kem kex kez kia kib kie kii kik kim kiu kix kiz kkb kke kki kkk kkm kku kma kmb kme kmi kmk kmm kmu kmz kub kue kui kuk kum kuu kxm maa mab mae mai mak mam mau max maz mba mbb mbe mbi mbk mbm mbu mbx mea meb mee mei mek mem meu mex mez mi- mia mib mie mii mik mim miu mix miz mka mkb mke mkk mkm mku mkx mkz mma mmb mme mmi mmk mmm mmu mmx mmz mua mub mue mui muk mum muu mux mxa mxi mxu mza mzb mzi mzm mzx ua- uaa uab uae uai uak uam uau uaz uba ubb ube ubi ubk ubu ubx uea ueb uee uei uem uia uib uie uii uim uiu uka ukb uke uki ukk uku ukz um- uma umb ume umi umm umu uua uue uum uuu uxb uxu uza uzb uzi uzu xaa xak xam xau xbe xbx xee xem xeu xex xia xie xii xiu xix xkb xke xma xmi xmk xmm xmu xmx xue xui xxi xxx zaa zab zai zak zam zax zaz zbb zbm zea zeb zee zek zem zez zia zib zie zik zim zix ziz zka zma zmb zmk zmm zub zui zuk zum zuz zxx zzx zzz