-al a-a a-b a-i a-t aaa aab aad aag aai aal aat ab- aba abb abd abg abi abl abt ad- ada adb add adg adi adl adt ag- aga agb agd agg agi agl agt ai- aia aib aid aig aii ail ait al- ala alb ald alg ali all alt at- ata atb atd atg ati atl att baa bab bad bag bai bal bat bba bbb bbd bbg bbi bbl bbt bda bdb bdd bdg bdi bdl bdt bga bgb bgd bgg bgi bgl bgt bi- bia bib bid big bii bil bit bla blb bld blg bli bll blt bta btb btd btg bti btl btt daa dab dad dag dai dal dat dba dbb dbd dbg dbi dbl dbt dda ddb ddd ddg ddi ddl ddt dga dgd dgg dgi dgl dgt di- dia dib did dig dii dil dit dl- dla dlb dld dlg dli dll dlt dta dtb dtd dtg dti dtl dtt g-d gaa gab gad gag gai gal gat gba gbd gbg gbi gbl gbt gda gdb gdd gdi gdl gdt gga ggb ggd ggg ggi ggt gia gib gid gig gii gil git gla glb gld glg gli gll glt gta gtb gtd gtg gti gtl gtt i-d ia- iaa iab iad iag iai ial iat iba ibb ibd ibg ibi ibl ibt ida idb idd idg idi idl idt iga igb igd igg igi igl igt iia iib iid iii iil iit il- ila ilb ild ilg ili ill ilt ita itb itd itg iti itl itt la- laa lab lad lag lai lal lat lba lbb lbd lbg lbi lbl lbt lda ldb ldd ldg ldi ldl ldt lga lgb lgd lgg lgi lgl lgt lia lib lid lig lii lil lit lla llb lld llg lli lll llt lta ltb ltd ltg lti ltl ltt taa tab tad tag tai tal tat tba tbb tbd tbg tbi tbl tbt tda tdb tdd tdg tdi tdl tdt tga tgb tgg tgi tgl tgt tia tib tid tig tii til tit tla tld tlg tli tll tlt tta ttb ttd ttg tti ttl ttt