a-a a-b a-i a-t aaa aab aai aam aat aau aax ab- aba abb abi abm abt abu abx ai- aia aib aii aim ait aiu aix ama amb ami amm amt amu amx at- ata atb ati atm att atu atx au- aua aub aui aum aut aux ax- axa axi axm axt axx b-u baa bab bai bam bat bau bax bba bbb bbi bbm bbt bbu bbx bi- bia bib bii bim bit biu bix bma bmb bmi bmm bmt bmu bmx bta btb bti btm btt btu btx bua bub bui bum but buu bux bxb bxi bxm bxx ia- iaa iab iai iam iat iau iba ibb ibi ibm ibt ibu ibx iia iib iii iim iit iiu iix im- ima imb imi imm imt imu imx ita itb iti itm itt itu itx iu- iua iub iui ium iut ixi maa mab mai mam mat mau max mba mbb mbi mbm mbt mbu mbx mi- mia mib mii mim mit miu mix mma mmb mmi mmm mmt mmu mmx mta mtb mti mtm mtt mtu mtx mua mub mui mum mut muu mux mxa mxi mxu t-x taa tab tai tam tat tau tax tba tbb tbi tbm tbt tbu tia tib tii tim tit tiu tix tma tmb tmi tmm tmt tmu tmx tta ttb tti ttm ttt ttu ttx tua tub tui tum tut tuu tux txi txt txu ua- uaa uab uai uam uat uau uba ubb ubi ubt ubu ubx uia uib uii uim uit uiu um- uma umb umi umm umt umu uta utb uti utm utt utu utx uua uum uut uuu uxb uxt uxu xaa xam xat xau xbx xia xii xit xiu xix xma xmi xmm xmt xmu xmx xti xtm xtx xui xxi xxx