-er -ol bbb bbe bbg bbl bbn bbo bbr bbt be- beb bee beg bel ben beo ber bet bgb bge bgg bgl bgn bgo bgr bgt bjg bjj bjn bjr bjt blb ble blg blj bll bln blo blr blt bnb bne bng bnj bnl bnn bno bnr bnt bob boe bog boj bol bon boo bor bot brb bre brg brj brl brn bro brr brt btb bte btg btl btn bto btr btt ebb ebe ebg ebj ebl ebn ebo ebr ebt eeb eee eeg eel een eeo eer eet egb ege egg egl egn ego egr egt ejl ejo ejt elb ele elg ell eln elo elr elt en- enb ene eng enl enn eno enr ent eo- eob eoe eog eol eon eoo eor eot erb ere erg erl ern ero err ert etb ete etg etj etl etn eto etr ett gbe gbg gbj gbl gbn gbo gbr gbt ge- geb gee geg gel gen geo ger get ggb ggg ggj ggn ggo ggr ggt gje gjg gjr gjt glb gle glg glj gll gln glo glr glt gnb gne gnl gnn gno gnr gnt gob goe gog gol gon goo gor got grb gre grg grj grl grn gro grr grt gtb gte gtg gtl gtn gto gtr gtt jbg jbj jbl jbo jbr jbt jeb jee jeg jej jel jen jeo jer jet jgb jge jgn jgo jgr jgt jjb jjg jjj jjl jjr jlb jle jlg jll jln jlo jlr jlt jne jng jnj jnl jnn jno jnr jnt job joe jog joj jol jon joo jor jot jrb jrg jrl jrn jro jrr jrt jtb jte jtg jtl jtn jtr jtt lbb lbe lbg lbj lbl lbo lbr lbt leb lee leg lej lel len leo ler let lgb lge lgg lgj lgl lgn lgo lgr lgt lje ljj ljn llb lle llg llj lll lln llo llr llt lnb lne lng lnl lnn lno lnr lnt lob loe log loj lol lon loo lor lot lrb lrg lrn lro lrr lrt ltb lte ltg ltl lto ltr ltt nbb nbe nbg nbl nbn nbo nbr nbt ne- neb nee neg nej nel nen neo ner net ngb nge ngg ngj ngl ngn ngo ngt nje njl njn nlb nle nlg nlj nll nln nlo nlr nlt nnb nne nng nnl nnn nno nnt no- nob noe nog noj nol non noo nor not nrb nre nrg nrj nrl nrn nro nrr nrt ntb nte ntg ntn nto ntr ntt ob- obb obe obg obj obl obn obo obr obt oeb oee oeg oel oen oeo oer oet oge ogg ogl ogn ogo ogt ojb oje ojo olb ole olg oll oln olo olt on- onb one ong onj onl onn ono onr ont oo- oob oog ool oon ooo oor oot or- orb ore org orl orn oro orr ort ot- otb ote otg otl otn oto otr ott rbb rbe rbg rbl rbn rbo rbr rbt re- reb ree reg rel ren reo rer ret rgb rge rgg rgn rgo rgr rgt rjg rjr rle rlg rll rln rlo rlr rlt rnb rng rnn rno rnr rnt rob roe rog roj rol ron roo ror rot rrb rrg rrl rrn rrr rrt rtb rte rtg rtj rtl rtn rto rtr rtt tbb tbe tbg tbj tbl tbn tbo tbr tbt te- teb tee teg tej tel ten teo ter tet tgb tge tgg tgl tgn tgo tgr tgt tje tjo tjr tle tlg tlj tll tln tlo tlr tlt tnb tne tng tnl tnn tno tnr tnt to- tob toe tog toj tol ton too tor tot trb tre trg trl trn tro trr trt ttb tte ttg ttl ttn tto ttr ttt