a-a a-b a-i a-t aaa aab aad aag aai aam aat ab- aba abb abd abg abi abm abt ad- ada adb add adg adi adm adt ag- aga agb agd agg agi agm agt ai- aia aib aid aig aii aim ait ama amb amd amg ami amm amt at- ata atb atd atg ati atm att baa bab bad bag bai bam bat bba bbb bbd bbg bbi bbm bbt bda bdb bdd bdg bdi bdm bdt bga bgb bgd bgg bgi bgm bgt bi- bia bib bid big bii bim bit bma bmb bmd bmg bmi bmm bmt bta btb btd btg bti btm btt daa dab dad dag dai dam dat dba dbb dbd dbg dbi dbm dbt dda ddb ddd ddg ddi ddm ddt dga dgd dgg dgi dgm dgt di- dia dib did dig dii dim dit dma dmb dmd dmg dmi dmm dmt dta dtb dtd dtg dti dtm dtt g-d gaa gab gad gag gai gam gat gba gbd gbg gbi gbm gbt gda gdb gdd gdi gdm gdt gga ggb ggd ggg ggi ggm ggt gia gib gid gig gii gim git gma gmb gmd gmg gmi gmm gmt gta gtb gtd gtg gti gtm gtt i-d ia- iaa iab iad iag iai iam iat iba ibb ibd ibg ibi ibm ibt ida idb idd idg idi idm idt iga igb igd igg igi igm igt iia iib iid iii iim iit im- ima imb imd img imi imm imt ita itb itd itg iti itm itt maa mab mad mag mai mam mat mba mbb mbd mbg mbi mbm mbt mda mdb mdd mdg mdi mdm mdt mga mgb mgd mgi mgm mgt mi- mia mib mid mig mii mim mit mma mmb mmd mmg mmi mmm mmt mta mtb mtd mtg mti mtm mtt taa tab tad tag tai tam tat tba tbb tbd tbg tbi tbm tbt tda tdb tdd tdg tdi tdm tdt tga tgb tgg tgi tgm tgt tia tib tid tig tii tim tit tma tmb tmd tmg tmi tmm tmt tta ttb ttd ttg tti ttm ttt