-er -ic bbb bbc bbd bbe bbh bbi bbm bbn bbo bbr bcb bcc bcd bce bch bci bcm bcn bco bcr bdb bdc bdd bde bdh bdi bdm bdo bdr be- beb bec bed bee beh bei bem ben beo ber bhb bhc bhd bhe bhh bhi bhm bho bhr bi- bib bic bid bie bih bii bim bin bio bir bmb bmc bmd bme bmh bmi bmm bmn bmo bmr bnb bnc bnd bne bni bnn bno bnr bob boc bod boe boh boi bom bon boo bor brb brd bre brh bri brm brn bro brr c-- cbb cbc cbd cbe cbh cbi cbm cbn cbo cbr ccb ccc ccd cce cch cci ccm ccn cco ccr cdb cdc cdd cde cdh cdi cdm cdn cdo cdr ce- ceb cec ced cee ceh cei cem cen ceo cer ch- chb chc chd che chh chi chm chn cho chr ci- cib cic cid cie cih cii cim cin cio cir cmb cmc cmd cme cmh cmi cmm cmn cmo cmr cn- cnb cnc cnd cne cnh cni cnm cnn cno cnr co- cob coc cod coe coh coi com con coo cor crb crc crd cre crh cri crm crn cro crr dbb dbc dbd dbe dbh dbi dbm dbn dbo dbr dcb dcc dcd dce dci dcm dcn dco dcr ddb ddc ddd dde ddh ddi ddm ddn ddo ddr de- deb dec ded dee deh dei dem den deo der dh- dhb dhc dhd dhe dhh dhi dhm dho dhr di- dib dic did die dih dii dim din dio dir dmb dmc dmd dme dmh dmi dmm dmn dmo dmr dnb dnc dnd dne dnh dni dnm dnn dno dnr dob doc dod doe doh doi dom don doo dor drb drc drd dre dri drm drn dro drr ebb ebc ebd ebe ebh ebi ebm ebn ebo ebr ec- ecb ecc ecd ece ech eci ecm ecn eco ecr ed- edb edc edd ede edh edi edm edn edo edr eeb eec eed eee eem een eeo eer ehb ehc ehd ehe ehh ehi ehm ehn eho ehr eib eic eid eie eii eim ein eio eir em- emb emc emd eme emh emi emm emn emo emr en- enb enc end ene enh eni enm enn eno enr eo- eob eoc eod eoe eoh eoi eom eon eoo eor erb erc erd ere erh eri erm ern ero err h-i hbb hbc hbd hbe hbh hbi hbm hbn hbo hbr hcb hcc hcd hce hch hci hcm hcn hco hcr hdb hdc hdd hde hdh hdi hdm hdn hdo hdr he- heb hec hed hee heh hei hem hen heo her hhb hhc hhd hhe hhh hhi hhm hhn hho hhr hib hic hid hie hih hii him hin hio hir hmb hmc hmd hme hmh hmi hmm hmo hmr hnb hnc hnd hne hnh hnn hno hob hoc hod hoe hoh hoi hom hon hoo hor hr- hrb hrc hrd hre hrh hri hrm hrn hro hrr i-d ibb ibc ibd ibe ibh ibi ibm ibn ibo ibr icb icc icd ice ich ici icm icn ico icr idb idc idd ide idh idi idm idn ido idr ie- iec ied iee iei iem ien ier ihb ihc ihd ihe ihh ihi ihm ihn iho ihr iib iic iid iie iih iii iim iin iio iir im- imb imc imd ime imh imi imm imn imo in- inb inc ind ine inh ini inm inn ino inr io- iob ioc iod ioe ioh ioi iom ion ioo ior ir- irb irc ird ire iri irm irn iro irr m-o m-r mbb mbc mbd mbe mbh mbi mbm mbo mbr mc- mcb mcc mcd mce mch mci mcm mcn mco mcr mdb mdc mdd mde mdh mdi mdm mdn mdo mdr meb mec med mee meh mei mem men meo mer mhc mhd mhh mhi mhm mhn mho mhr mi- mib mic mid mie mih mii mim min mio mir mmb mmc mmd mme mmh mmi mmm mmn mmo mmr mnb mnc mne mni mnm mnn mno mnr mob moc mod moe moh moi mom mon moo mor mrb mrc mrd mre mrh mri mrm mrn mro mrr n-i nbb nbc nbd nbe nbi nbm nbn nbo nbr ncb ncc ncd nce nch nci ncm ncn nco ncr ndb ndc ndd nde ndh ndi ndm ndn ndo ndr ne- neb nec ned nee neh nei nem nen neo ner nhb nhc nhd nhe nhh nhi nhm nhn nhr nib nic nid nie nih nii nim nin nio nir nmb nmc nmd nme nmh nmi nmm nmn nmo nmr nnb nnc nne nnh nni nnm nnn nno no- nob noc nod noe noh noi nom non noo nor nrb nrc nrd nre nri nrm nrn nro nrr o-i ob- obb obc obd obe obh obi obm obn obo obr oc- ocb occ ocd och oci ocm ocn oco ocr odb odc odd ode odh odi odm odn odo odr oeb oec oed oee oeh oei oem oen oeo oer ohc ohd ohe ohh ohi ohm ohn oho ohr oib oic oid oie oii oim oin oio oir om- omb omc omd ome omh omi omm omn omo omr on- onb onc ond one onh oni onn ono onr oo- oob ooc ood ooh ooi oom oon ooo oor or- orb orc ord ore orh ori orm orn oro orr rbb rbc rbd rbe rbh rbi rbm rbn rbo rbr rcb rcc rcd rce rch rci rcm rcn rco rcr rdb rdc rdd rde rdh rdi rdm rdn rdo rdr re- reb rec red ree reh rei rem ren reo rer rh- rhb rhc rhd rhe rhh rhi rhm rhn rho rhr rib ric rid rie rih rii rim rin rio rir rmb rmc rmd rme rmh rmi rmm rmn rmo rmr rnb rnc rnd rnh rni rnm rnn rno rnr rob roc rod roe roh roi rom ron roo ror rrb rrc rrd