a-a a-b a-t a-z aaa aab aad aam aat aau aaz ab- aba abb abd abm abt abu abz ad- ada adb add adm adt adu adz ama amb amd amm amt amu amz at- ata atb atd atm att atu atz au- aua aub aud aum aut auz az- aza azb azd azm azt azu azz b-u baa bab bad bam bat bau baz bba bbb bbd bbm bbt bbu bda bdb bdd bdm bdt bdu bdz bma bmb bmd bmm bmt bmu bmz bta btb btd btm btt btu btz bua bub bud bum but buu buz bza bzd bzu bzz daa dab dad dam dat dau daz dba dbb dbd dbm dbt dbu dbz dda ddb ddd ddm ddt ddu ddz dma dmb dmd dmm dmt dmu dmz dta dtb dtd dtm dtt dtu dtz dua dub dud dum dut duz dza dzb dzd dzu maa mab mad mam mat mau maz mba mbb mbd mbm mbt mbu mda mdb mdd mdm mdt mdu mdz mma mmb mmd mmm mmt mmu mmz mta mtb mtd mtm mtt mtu mua mub mud mum mut muu mza mzb mzm mzt taa tab tad tam tat tau taz tba tbb tbd tbm tbt tbu tbz tda tdb tdd tdm tdt tdu tma tmb tmd tmm tmt tmu tmz tta ttb ttd ttm ttt ttu tua tub tud tum tut tuu tuz tza tzd tzu ua- uaa uab uad uam uat uau uaz uba ubb ubt ubu uda udb udd udm udt udu um- uma umb umd umm umt umu uta utb utd utm utt utu utz uua uum uut uuu uza uzb uzu zaa zab zad zam zat zaz zbb zbm zbt zdm zdt zma zmb zmd zmm zmt zta ztm zub zud zum zut zuz zzt zzz