-er -ol bbb bbd bbe bbg bbi bbl bbo bbr bbt bdb bdd bde bdg bdi bdl bdo bdr bdt be- beb bed bee beg bei bel beo ber bet bgb bgd bge bgg bgi bgl bgo bgr bgt bi- bib bid bie big bii bil bio bir bit blb bld ble blg bli bll blo blr blt bob bod boe bog boi bol boo bor bot brb brd bre brg bri brl bro brr brt btb btd bte btg bti btl bto btr btt dbb dbd dbe dbg dbi dbl dbo dbr dbt ddb ddd dde ddg ddi ddl ddo ddr ddt de- deb ded dee deg dei del deo der det dgd dge dgg dgi dgl dgr dgt di- dib did die dig dii dil dio dir dit dl- dlb dld dle dlg dli dll dlo dlr dlt dob dod doe dog doi dol doo dor dot drb drd dre drg dri drl dro drr drt dtb dtd dte dtg dti dtl dto dtr dtt ebb ebd ebe ebg ebi ebl ebo ebr ebt ed- edb edd ede edg edi edl edo edr edt eeb eed eee eeg eel eeo eer eet egb egd ege egg egi egl ego egr egt eib eid eie eig eii eil eio eir eit elb eld ele elg eli ell elo elr elt eo- eob eod eoe eog eoi eol eoo eor eot erb erd ere erg eri erl ero err ert etb etd ete etg eti etl eto etr ett g-d gbd gbe gbg gbi gbl gbo gbr gbt gdb gdd gde gdi gdl gdo gdr gdt ge- geb ged gee geg gei gel geo ger get ggb ggd ggg ggi ggo ggr ggt gib gid gie gig gii gil gio gir git glb gld gle glg gli gll glo glr glt gob god goe gog goi gol goo gor got grb grd gre grg gri grl gro grr grt gtb gtd gte gtg gti gtl gto gtr gtt i-d ibb ibd ibe ibg ibi ibl ibo ibr ibt idb idd ide idg idi idl ido idr idt ie- ied iee ieg iei iel ier iet igb igd ige igg igi igl igo igr igt iib iid iie iii iil iio iir iit il- ilb ild ile ilg ili ill ilo ilr ilt io- iob iod ioe iog ioi iol ioo ior iot ir- irb ird ire irg iri irl iro irr irt itb itd ite itg iti itl ito itt lbb lbd lbe lbg lbi lbl lbo lbr lbt ldb ldd lde ldg ldi ldl ldo ldr ldt leb led lee leg lei lel leo ler let lgb lgd lge lgg lgi lgl lgo lgr lgt lib lid lie lig lii lil lio lir lit llb lld lle llg lli lll llo llr llt lob lod loe log loi lol loo lor lot lrb lrd lrg lri lro lrr lrt ltb ltd lte ltg lti ltl lto ltr ltt o-i ob- obb obd obe obg obi obl obo obr obt odb odd ode odg odi odl odo odr odt oeb oed oee oeg oei oel oeo oer oet ogd oge ogg ogi ogl ogo ogt oib oid oie oii oil oio oir oit olb old ole olg oli oll olo olt oo- oob ood oog ooi ool ooo oor oot or- orb ord ore org ori orl oro orr ort ot- otb otd ote otg oti otl oto otr ott rbb rbd rbe rbg rbi rbl rbo rbr rbt rdb rdd rde rdg rdi rdl rdo rdr rdt re- reb red ree reg rei rel reo rer ret rgb rgd rge rgg rgi rgo rgr rgt rib rid rie rig rii ril rio rir rit rld rle rlg rli rll rlo rlr rlt rob rod roe rog roi rol roo ror rot rrb rrd rrg rri rrl rrr rrt rtb rtd rte rtg rti rtl rto rtr rtt tbb tbd tbe tbg tbi tbl tbo tbr tbt tdb tdd tde tdg tdi tdl tdo tdr tdt te- teb ted tee teg tei tel teo ter tet tgb tge tgg tgi tgl tgo tgr tgt tib tid tie tig tii til tio tir tit tld tle tlg tli tll tlo tlr tlt to- tob tod toe tog toi tol too tor tot trb trd tre trg tri trl tro trr trt ttb ttd tte ttg tti ttl tto ttr ttt