-er -ic -ol bbb bbc bbe bbh bbi bbl bbm bbo bbr bbs bcb bcc bce bch bci bcl bcm bco bcr bcs be- beb bec bee beh bei bel bem beo ber bes bhb bhc bhe bhh bhi bhl bhm bho bhr bhs bi- bib bic bie bih bii bil bim bio bir bis blb blc ble blh bli bll blm blo blr bls bmb bmc bme bmh bmi bml bmm bmo bmr bms bob boc boe boh boi bol bom boo bor bos brb bre brh bri brl brm bro brr brs bsb bsc bse bsh bsi bsl bsm bso bsr bss c-- cbb cbc cbe cbh cbi cbl cbm cbo cbr cbs ccb ccc cce cch cci ccl ccm cco ccr ccs ce- ceb cec cee ceh cei cel cem ceo cer ces ch- chb chc che chh chi chl chm cho chr chs ci- cib cic cie cih cii cil cim cio cir cis cl- clb clc cle clh cli cll clm clo clr cls cmb cmc cme cmh cmi cml cmm cmo cmr cms co- cob coc coe coh coi col com coo cor cos crb crc cre crh cri crl crm cro crr crs csb csc cse csh csi csl csm cso csr css ebb ebc ebe ebh ebi ebl ebm ebo ebr ebs ec- ecb ecc ece ech eci ecl ecm eco ecr ecs eeb eec eee eel eem eeo eer ees ehb ehc ehe ehh ehi ehl ehm eho ehr ehs eib eic eie eii eil eim eio eir eis elb elc ele elh eli ell elm elo elr els em- emb emc eme emh emi eml emm emo emr ems eo- eob eoc eoe eoh eoi eol eom eoo eor eos erb erc ere erh eri erl erm ero err ers es- esb esc ese esh esi esl esm eso esr ess h-i hbb hbc hbe hbh hbi hbl hbm hbo hbr hbs hcb hcc hce hch hci hcl hcm hco hcr hcs he- heb hec hee heh hei hel hem heo her hes hhb hhc hhe hhh hhi hhl hhm hho hhr hhs hib hic hie hih hii hil him hio hir his hlb hlc hle hlh hli hll hlm hlo hlr hls hmb hmc hme hmh hmi hml hmm hmo hmr hms hob hoc hoe hoh hoi hol hom hoo hor hos hr- hrb hrc hre hrh hri hrl hrm hro hrr hrs hsb hsc hse hsh hsi hsl hsm hsr hss ibb ibc ibe ibh ibi ibl ibm ibo ibr ibs icb icc ice ich ici icl icm ico icr ics ie- iec iee iei iel iem ier ies ihb ihc ihe ihh ihi ihl ihm iho ihr ihs iib iic iie iih iii iil iim iio iir iis il- ilb ilc ile ilh ili ill ilm ilo ilr ils im- imb imc ime imh imi iml imm imo ims io- iob ioc ioe ioh ioi iol iom ioo ior ios ir- irb irc ire iri irl irm iro irr irs is- isb isc ise ish isi isl ism iso isr iss lbb lbc lbe lbh lbi lbl lbm lbo lbr lbs lcb lcc lce lch lci lcl lcm lco lcr lcs leb lec lee leh lei lel lem leo ler les lhb lhc lhh lhi lho lhr lhs lib lic lie lih lii lil lim lio lir lis llb llc lle lli lll llm llo llr lls lmb lmc lme lmh lmi lml lmm lmo lmr lms lob loc loe loh loi lol lom loo lor los lrb lrc lrh lri lrm lro lrr lrs lsb lsc lse lsh lsi lsl lsm lso lsr lss m-o m-r mbb mbc mbe mbh mbi mbl mbm mbo mbr mbs mc- mcb mcc mce mch mci mcl mcm mco mcr mcs meb mec mee meh mei mel mem meo mer mes mhc mhh mhi mhl mhm mho mhr mhs mi- mib mic mie mih mii mil mim mio mir mis mlb mlc mle mlh mli mll mlm mlo mlr mls mmb mmc mme mmh mmi mml mmm mmo mmr mms mob moc moe moh moi mol mom moo mor mos mrb mrc mre mrh mri mrl mrm mro mrr mrs msb msc mse msh msi msl msm mso msr mss o-i ob- obb obc obe obh obi obl obm obo obr obs oc- ocb occ och oci ocl ocm oco ocr ocs oeb oec oee oeh oei oel oem oeo oer oes ohc ohe ohh ohi ohl ohm oho ohr ohs oib oic oie oii oil oim oio oir ois olb olc ole oli oll olm olo ols om- omb omc ome omh omi oml omm omo omr oms oo- oob ooc ooh ooi ool oom ooo oor oos or- orb orc ore orh ori orl orm oro orr ors os- osb osc ose osh osi osl osm oso osr oss rbb rbc rbe rbh rbi rbl rbm rbo rbr rbs rcb rcc rce rch rci rcl rcm rco rcr rcs re- reb rec ree reh rei rel rem reo rer res rh- rhb rhc rhe rhh rhi rhl rhm rho rhr rhs rib ric rie rih rii ril rim rio rir ris rlc rle rlh rli rll rlm rlo rlr rls rmb rmc rme rmh rmi rml rmm rmo rmr rms rob roc roe roh roi rol rom roo ror ros rrb rrc rrh rri rrl rrm rrr rrs rsb rsc rse rsh rsi rsl rsm rso rsr rss sbb sbc sbe sbh sbi sbl sbm sbo sbr sbs scb scc sce sch sci scl scm sco scr scs se- seb sec see seh sei sel sem seo ser ses sh- shb shc she shh shi shl shm sho shr shs sib sic sie sih sii sil sim sio sir sis slb slc sle slh sli sll slm slo slr sls smb smc sme smh smi sml smm smo smr sms sob soc soe soh soi sol som soo sor sos sr- srb src sre srh sri srl srm