-al -ol a-a a-b a-i a-t aaa aab aad aae aag aai aal aao aat ab- aba abb abd abe abg abi abl abo abt ad- ada adb add ade adg adi adl ado adt aea aeb aed aee aeg aei ael aeo aet ag- aga agb agd age agg agi agl ago agt ai- aia aib aid aie aig aii ail aio ait al- ala alb ald ale alg ali all alo alt aoa aob aod aoe aog aoi aol aoo aot at- ata atb atd ate atg ati atl ato att baa bab bad bae bag bai bal bao bat bba bbb bbd bbe bbg bbi bbl bbo bbt bda bdb bdd bde bdg bdi bdl bdo bdt be- bea beb bed bee beg bei bel beo bet bga bgb bgd bge bgg bgi bgl bgo bgt bi- bia bib bid bie big bii bil bio bit bla blb bld ble blg bli bll blo blt boa bob bod boe bog boi bol boo bot bta btb btd bte btg bti btl bto btt daa dab dad dae dag dai dal dao dat dba dbb dbd dbe dbg dbi dbl dbo dbt dda ddb ddd dde ddg ddi ddl ddo ddt de- dea deb ded dee deg dei del deo det dga dgd dge dgg dgi dgl dgt di- dia dib did die dig dii dil dio dit dl- dla dlb dld dle dlg dli dll dlo dlt doa dob dod doe dog doi dol doo dot dta dtb dtd dte dtg dti dtl dto dtt eaa eab ead eae eag eai eal eao eat eba ebb ebd ebe ebg ebi ebl ebo ebt ed- eda edb edd ede edg edi edl edo edt eea eeb eed eee eeg eel eeo eet ega egb egd ege egg egi egl ego egt eia eib eid eie eig eii eil eio eit ela elb eld ele elg eli ell elo elt eo- eoa eob eod eoe eog eoi eol eoo eot eta etb etd ete etg eti etl eto ett g-d gaa gab gad gae gag gai gal gao gat gba gbd gbe gbg gbi gbl gbo gbt gda gdb gdd gde gdi gdl gdo gdt ge- gea geb ged gee geg gei gel geo get gga ggb ggd ggg ggi ggo ggt gia gib gid gie gig gii gil gio git gla glb gld gle glg gli gll glo glt goa gob god goe gog goi gol goo got gta gtb gtd gte gtg gti gtl gto gtt i-d ia- iaa iab iad iae iag iai ial iao iat iba ibb ibd ibe ibg ibi ibl ibo ibt ida idb idd ide idg idi idl ido idt ie- iea ied iee ieg iei iel iet iga igb igd ige igg igi igl igo igt iia iib iid iie iii iil iio iit il- ila ilb ild ile ilg ili ill ilo ilt io- ioa iob iod ioe iog ioi iol ioo iot ita itb itd ite itg iti itl ito itt la- laa lab lad lae lag lai lal lao lat lba lbb lbd lbe lbg lbi lbl lbo lbt lda ldb ldd lde ldg ldi ldl ldo ldt lea leb led lee leg lei lel leo let lga lgb lgd lge lgg lgi lgl lgo lgt lia lib lid lie lig lii lil lio lit lla llb lld lle llg lli lll llo llt loa lob lod loe log loi lol loo lot lta ltb ltd lte ltg lti ltl lto ltt o-i oaa oab oad oae oag oai oal oao oat ob- oba obb obd obe obg obi obl obo obt oda odb odd ode odg odi odl odo odt oea oeb oed oee oeg oei oel oeo oet oga ogd oge ogg ogi ogl ogo ogt oia oib oid oie oii oil oio oit ola olb old ole olg oli oll olo olt oo- ooa oob ood oog ooi ool ooo oot ot- ota otb otd ote otg oti otl oto ott taa tab tad tae tag tai tal tao tat tba tbb tbd tbe tbg tbi tbl tbo tbt tda tdb tdd tde tdg tdi tdl tdo tdt te- tea teb ted tee teg tei tel teo tet tga tgb tge tgg tgi tgl tgo tgt tia tib tid tie tig tii til tio tit tla tld tle tlg tli tll tlo tlt to- toa tob tod toe tog toi tol too tot tta ttb ttd tte ttg tti ttl tto ttt