-al -ol a-a a-b a-i a-t aaa aab aad aag aai aal aao aat ab- aba abb abd abg abi abl abo abt ad- ada adb add adg adi adl ado adt ag- aga agb agd agg agi agl ago agt ai- aia aib aid aig aii ail aio ait al- ala alb ald alg ali all alo alt aoa aob aod aog aoi aol aoo aot at- ata atb atd atg ati atl ato att baa bab bad bag bai bal bao bat bba bbb bbd bbg bbi bbl bbo bbt bda bdb bdd bdg bdi bdl bdo bdt bga bgb bgd bgg bgi bgl bgo bgt bi- bia bib bid big bii bil bio bit bla blb bld blg bli bll blo blt boa bob bod bog boi bol boo bot bta btb btd btg bti btl bto btt daa dab dad dag dai dal dao dat dba dbb dbd dbg dbi dbl dbo dbt dda ddb ddd ddg ddi ddl ddo ddt dga dgd dgg dgi dgl dgt di- dia dib did dig dii dil dio dit dl- dla dlb dld dlg dli dll dlo dlt doa dob dod dog doi dol doo dot dta dtb dtd dtg dti dtl dto dtt g-d gaa gab gad gag gai gal gao gat gba gbd gbg gbi gbl gbo gbt gda gdb gdd gdi gdl gdo gdt gga ggb ggd ggg ggi ggo ggt gia gib gid gig gii gil gio git gla glb gld glg gli gll glo glt goa gob god gog goi gol goo got gta gtb gtd gtg gti gtl gto gtt i-d ia- iaa iab iad iag iai ial iao iat iba ibb ibd ibg ibi ibl ibo ibt ida idb idd idg idi idl ido idt iga igb igd igg igi igl igo igt iia iib iid iii iil iio iit il- ila ilb ild ilg ili ill ilo ilt io- ioa iob iod iog ioi iol ioo iot ita itb itd itg iti itl ito itt la- laa lab lad lag lai lal lao lat lba lbb lbd lbg lbi lbl lbo lbt lda ldb ldd ldg ldi ldl ldo ldt lga lgb lgd lgg lgi lgl lgo lgt lia lib lid lig lii lil lio lit lla llb lld llg lli lll llo llt loa lob lod log loi lol loo lot lta ltb ltd ltg lti ltl lto ltt o-i oaa oab oad oag oai oal oao oat ob- oba obb obd obg obi obl obo obt oda odb odd odg odi odl odo odt oga ogd ogg ogi ogl ogo ogt oia oib oid oii oil oio oit ola olb old olg oli oll olo olt oo- ooa oob ood oog ooi ool ooo oot ot- ota otb otd otg oti otl oto ott taa tab tad tag tai tal tao tat tba tbb tbd tbg tbi tbl tbo tbt tda tdb tdd tdg tdi tdl tdo tdt tga tgb tgg tgi tgl tgo tgt tia tib tid tig tii til tio tit tla tld tlg tli tll tlo tlt to- toa tob tod tog toi tol too tot tta ttb ttd ttg tti ttl tto ttt