-er bbb bbe bbg bbi bbm bbo bbr bbs bbt be- beb bee beg bei bem beo ber bes bet bez bgb bge bgg bgi bgm bgo bgr bgs bgt bgz bi- bib bie big bii bim bio bir bis bit biz bmb bme bmg bmi bmm bmo bmr bms bmt bmz bob boe bog boi bom boo bor bos bot boz brb bre brg bri brm bro brr brs brt brz bsb bse bsg bsi bsm bso bsr bss bst btb bte btg bti btm bto btr bts btt btz bze bzo bzr bzs bzz ebb ebe ebg ebi ebm ebo ebr ebs ebt eeb eee eeg eem eeo eer ees eet egb ege egg egi egm ego egr egs egt eib eie eig eii eim eio eir eis eit em- emb eme emg emi emm emo emr ems emt eo- eob eoe eog eoi eom eoo eor eos eot erb ere erg eri erm ero err ers ert erz es- esb ese esg esi esm eso esr ess est etb ete etg eti etm eto etr ets ett etz eze ezo ezr ezs ezz gbe gbg gbi gbm gbo gbr gbs gbt gbz ge- geb gee geg gei gem geo ger ges get gez ggb ggg ggi ggm ggo ggr ggs ggt ggz gib gie gig gii gim gio gir gis git giz gmb gme gmg gmi gmm gmo gmr gms gmt gmz gob goe gog goi gom goo gor gos got goz grb gre grg gri grm gro grr grs grt gsb gse gsg gsi gsm gso gsr gss gst gtb gte gtg gti gtm gto gtr gts gtt gzo gzr ibb ibe ibg ibi ibm ibo ibr ibs ibt ibz ie- iee ieg iei iem ier ies iet igb ige igg igi igm igo igr igs igt iib iie iii iim iio iir iis iit im- imb ime img imi imm imo ims imt imz io- iob ioe iog ioi iom ioo ior ios iot ir- irb ire irg iri irm iro irr irs irt is- isb ise isg isi ism iso isr iss ist itb ite itg iti itm ito its itt itz ize izi izm izo izz m-o m-r mbb mbe mbg mbi mbm mbo mbr mbs mbt meb mee meg mei mem meo mer mes met mez mgb mge mgi mgm mgo mgr mgs mgt mgz mi- mib mie mig mii mim mio mir mis mit miz mmb mme mmg mmi mmm mmo mmr mms mmt mmz mob moe mog moi mom moo mor mos mot moz mrb mre mrg mri mrm mro mrr mrs mrt mrz msb mse msg msi msm mso msr mss mst mtb mte mtg mti mtm mto mtr mts mtt mzb mzi mzm mzt o-i ob- obb obe obg obi obm obo obr obs obt oeb oee oeg oei oem oeo oer oes oet oge ogg ogi ogo ogs ogt oib oie oii oim oio oir ois oit oiz om- omb ome omg omi omm omo omr oms omt omz oo- oob oog ooi oom ooo oor oos oot or- orb ore org ori orm oro orr ors ort orz os- osb ose osg osi osm oso osr oss ost ot- otb ote otg oti otm oto otr ots ott otz oze ozm ozo ozs ozt ozz rbb rbe rbg rbi rbm rbo rbr rbs rbt re- reb ree reg rei rem reo rer res ret rez rgb rge rgg rgi rgo rgr rgs rgt rib rie rig rii rim rio rir ris rit riz rmb rme rmg rmi rmm rmo rmr rms rmt rob roe rog roi rom roo ror ros rot roz rrb rrg rri rrm rrr rrs rrt rsb rse rsg rsi rsm rso rsr rss rst rtb rte rtg rti rtm rto rtr rts rtt rtz rzb rze rzm rzo sbb sbe sbg sbi sbm sbo sbr sbs sbt se- seb see seg sei sem seo ser ses set sez sgb sge sgg sgi sgm sgo sgr sgs sgt sib sie sig sii sim sio sir sis sit smb sme smg smi smm smo smr sms smt smz sob soe sog soi som soo sor sos sot soz sr- srb sre srg sri srm sro srr srs srt ss- ssb sse ssg ssi ssm sso ssr sss sst ssz stb ste stg sti stm sto str sts stt stz sze szi szr tbb tbe tbg tbi tbm tbo tbr tbs tbt tbz te- teb tee teg tei tem teo ter tes tet tez tgb tge tgg tgi tgm tgo tgr tgs tgt tgz tib tie tig tii tim tio tir tis tit tiz tmb tme tmg tmi tmm tmo tmr tms tmt tmz to- tob toe tog toi tom too tor tos tot toz trb tre trg tri trm tro trr trs trt trz tsb tse tsg tsi tsm tso tsr tss tst ttb tte ttg tti ttm tto ttr tts ttt tze tzs z-g zbb zbm zbr zbs zbt zeb zee zem zeo zer zes zet zez zgb zgg zgi zgs zib zie zig zim zio zir zis zit ziz zmb zmm zms zmt zo- zob zoe zog zoi zom zoo zor zos zot zro zrs zse zsg zsi zsm zst zsz zte ztm ztr zzr zzs zzt zzz