-er -ol bbb bbe bbg bbi bbl bbn bbo bbr bbt be- beb bee beg bei bel ben beo ber bet bgb bge bgg bgi bgl bgn bgo bgr bgt bi- bib bie big bii bil bin bio bir bit blb ble blg bli bll bln blo blr blt bnb bne bng bni bnl bnn bno bnr bnt bob boe bog boi bol bon boo bor bot brb bre brg bri brl brn bro brr brt btb bte btg bti btl btn bto btr btt ebb ebe ebg ebi ebl ebn ebo ebr ebt eeb eee eeg eel een eeo eer eet egb ege egg egi egl egn ego egr egt eib eie eig eii eil ein eio eir eit elb ele elg eli ell eln elo elr elt en- enb ene eng eni enl enn eno enr ent eo- eob eoe eog eoi eol eon eoo eor eot erb ere erg eri erl ern ero err ert etb ete etg eti etl etn eto etr ett gbe gbg gbi gbl gbn gbo gbr gbt ge- geb gee geg gei gel gen geo ger get ggb ggg ggi ggn ggo ggr ggt gib gie gig gii gil gin gio gir git glb gle glg gli gll gln glo glr glt gnb gne gni gnl gnn gno gnr gnt gob goe gog goi gol gon goo gor got grb gre grg gri grl grn gro grr grt gtb gte gtg gti gtl gtn gto gtr gtt ibb ibe ibg ibi ibl ibn ibo ibr ibt ie- iee ieg iei iel ien ier iet igb ige igg igi igl ign igo igr igt iib iie iii iil iin iio iir iit il- ilb ile ilg ili ill iln ilo ilr ilt in- inb ine ing ini inl inn ino inr int io- iob ioe iog ioi iol ion ioo ior iot ir- irb ire irg iri irl irn iro irr irt itb ite itg iti itl itn ito itt lbb lbe lbg lbi lbl lbo lbr lbt leb lee leg lei lel len leo ler let lgb lge lgg lgi lgl lgn lgo lgr lgt lib lie lig lii lil lin lio lir lit llb lle llg lli lll lln llo llr llt lnb lne lng lni lnl lnn lno lnr lnt lob loe log loi lol lon loo lor lot lrb lrg lri lrn lro lrr lrt ltb lte ltg lti ltl lto ltr ltt n-i nbb nbe nbg nbi nbl nbn nbo nbr nbt ne- neb nee neg nei nel nen neo ner net ngb nge ngg ngi ngl ngn ngo ngt nib nie nig nii nil nin nio nir nit nlb nle nlg nli nll nln nlo nlr nlt nnb nne nng nni nnl nnn nno nnt no- nob noe nog noi nol non noo nor not nrb nre nrg nri nrl nrn nro nrr nrt ntb nte ntg nti ntn nto ntr ntt o-i ob- obb obe obg obi obl obn obo obr obt oeb oee oeg oei oel oen oeo oer oet oge ogg ogi ogl ogn ogo ogt oib oie oii oil oin oio oir oit olb ole olg oli oll oln olo olt on- onb one ong oni onl onn ono onr ont oo- oob oog ooi ool oon ooo oor oot or- orb ore org ori orl orn oro orr ort ot- otb ote otg oti otl otn oto otr ott rbb rbe rbg rbi rbl rbn rbo rbr rbt re- reb ree reg rei rel ren reo rer ret rgb rge rgg rgi rgn rgo rgr rgt rib rie rig rii ril rin rio rir rit rle rlg rli rll rln rlo rlr rlt rnb rng rni rnn rno rnr rnt rob roe rog roi rol ron roo ror rot rrb rrg rri rrl rrn rrr rrt rtb rte rtg rti rtl rtn rto rtr rtt tbb tbe tbg tbi tbl tbn tbo tbr tbt te- teb tee teg tei tel ten teo ter tet tgb tge tgg tgi tgl tgn tgo tgr tgt tib tie tig tii til tin tio tir tit tle tlg tli tll tln tlo tlr tlt tnb tne tng tni tnl tnn tno tnr tnt to- tob toe tog toi tol ton too tor tot trb tre trg tri trl trn tro trr trt ttb tte ttg tti ttl ttn tto ttr ttt