-ol bbb bbd bbe bbg bbl bbo bbt bdb bdd bde bdg bdl bdo bdt be- beb bed bee beg bel beo bet bgb bgd bge bgg bgl bgo bgt blb bld ble blg bll blo blt bob bod boe bog bol boo bot btb btd bte btg btl bto btt dbb dbd dbe dbg dbl dbo dbt ddb ddd dde ddg ddl ddo ddt de- deb ded dee deg del deo det dgd dge dgg dgl dgt dl- dlb dld dle dlg dll dlo dlt dob dod doe dog dol doo dot dtb dtd dte dtg dtl dto dtt ebb ebd ebe ebg ebl ebo ebt ed- edb edd ede edg edl edo edt eeb eed eee eeg eel eeo eet egb egd ege egg egl ego egt elb eld ele elg ell elo elt eo- eob eod eoe eog eol eoo eot etb etd ete etg etl eto ett g-d gbd gbe gbg gbl gbo gbt gdb gdd gde gdl gdo gdt ge- geb ged gee geg gel geo get ggb ggd ggg ggo ggt glb gld gle glg gll glo glt gob god goe gog gol goo got gtb gtd gte gtg gtl gto gtt lbb lbd lbe lbg lbl lbo lbt ldb ldd lde ldg ldl ldo ldt leb led lee leg lel leo let lgb lgd lge lgg lgl lgo lgt llb lld lle llg lll llo llt lob lod loe log lol loo lot ltb ltd lte ltg ltl lto ltt ob- obb obd obe obg obl obo obt odb odd ode odg odl odo odt oeb oed oee oeg oel oeo oet ogd oge ogg ogl ogo ogt olb old ole olg oll olo olt oo- oob ood oog ool ooo oot ot- otb otd ote otg otl oto ott tbb tbd tbe tbg tbl tbo tbt tdb tdd tde tdg tdl tdo tdt te- teb ted tee teg tel teo tet tgb tge tgg tgl tgo tgt tld tle tlg tll tlo tlt to- tob tod toe tog tol too tot ttb ttd tte ttg ttl tto ttt