-er -ic bbb bbc bbd bbe bbg bbh bbi bbn bbo bbr bbs bcb bcc bcd bce bcg bch bci bcn bco bcr bcs bdb bdc bdd bde bdg bdh bdi bdo bdr bds be- beb bec bed bee beg beh bei ben beo ber bes bgb bgc bgd bge bgg bgh bgi bgn bgo bgr bgs bhb bhc bhd bhe bhg bhh bhi bho bhr bhs bi- bib bic bid bie big bih bii bin bio bir bis bnb bnc bnd bne bng bni bnn bno bnr bns bob boc bod boe bog boh boi bon boo bor bos brb brd bre brg brh bri brn bro brr brs bsb bsc bsd bse bsg bsh bsi bsn bso bsr bss c-- cbb cbc cbd cbe cbg cbh cbi cbn cbo cbr cbs ccb ccc ccd cce ccg cch cci ccn cco ccr ccs cdb cdc cdd cde cdg cdh cdi cdn cdo cdr cds ce- ceb cec ced cee ceg ceh cei cen ceo cer ces cgb cgc cgd cge cgg cgh cgi cgn cgo cgr cgs ch- chb chc chd che chg chh chi chn cho chr chs ci- cib cic cid cie cig cih cii cin cio cir cis cn- cnb cnc cnd cne cng cnh cni cnn cno cnr cns co- cob coc cod coe cog coh coi con coo cor cos crb crc crd cre crg crh cri crn cro crr crs csb csc csd cse csg csh csi csn cso csr css dbb dbc dbd dbe dbg dbh dbi dbn dbo dbr dbs dcb dcc dcd dce dcg dci dcn dco dcr dcs ddb ddc ddd dde ddg ddh ddi ddn ddo ddr dds de- deb dec ded dee deg deh dei den deo der des dgc dgd dge dgg dgh dgi dgn dgr dgs dh- dhb dhc dhd dhe dhh dhi dho dhr dhs di- dib dic did die dig dih dii din dio dir dis dnb dnc dnd dne dng dnh dni dnn dno dnr dns dob doc dod doe dog doh doi don doo dor dos drb drc drd dre drg dri drn dro drr drs dsb dsc dsd dse dsg dsh dsi dsn dso dsr dss ebb ebc ebd ebe ebg ebh ebi ebn ebo ebr ebs ec- ecb ecc ecd ece ecg ech eci ecn eco ecr ecs ed- edb edc edd ede edg edh edi edn edo edr eds eeb eec eed eee eeg een eeo eer ees egb egc egd ege egg egh egi egn ego egr egs ehb ehc ehd ehe ehg ehh ehi ehn eho ehr ehs eib eic eid eie eig eii ein eio eir eis en- enb enc end ene eng enh eni enn eno enr ens eo- eob eoc eod eoe eog eoh eoi eon eoo eor eos erb erc erd ere erg erh eri ern ero err ers es- esb esc esd ese esg esh esi esn eso esr ess g-d gbc gbd gbe gbg gbh gbi gbn gbo gbr gbs gcb gcc gcd gce gcg gch gci gcn gco gcr gcs gdb gdc gdd gde gdh gdi gdn gdo gdr gds ge- geb gec ged gee geg geh gei gen geo ger ges ggb ggc ggd ggg ggh ggi ggn ggo ggr ggs ghb ghc ghd ghe ghg ghh ghi ghn gho ghr ghs gib gic gid gie gig gih gii gin gio gir gis gnb gnc gnd gne gni gnn gno gnr gns gob goc god goe gog goh goi gon goo gor gos grb grc grd gre grg grh gri grn gro grr grs gsb gsc gsd gse gsg gsi gsn gso gsr gss h-i hbb hbc hbd hbe hbg hbh hbi hbn hbo hbr hbs hcb hcc hcd hce hcg hch hci hcn hco hcr hcs hdb hdc hdd hde hdg hdh hdi hdn hdo hdr hds he- heb hec hed hee heg heh hei hen heo her hes hgb hgc hge hgg hgh hgi hgn hgo hgr hgs hhb hhc hhd hhe hhg hhh hhi hhn hho hhr hhs hib hic hid hie hig hih hii hin hio hir his hnb hnc hnd hne hng hnh hnn hno hns hob hoc hod hoe hog hoh hoi hon hoo hor hos hr- hrb hrc hrd hre hrg hrh hri hrn hro hrr hrs hsb hsc hsd hse hsg hsh hsi hsn hsr hss i-d ibb ibc ibd ibe ibg ibh ibi ibn ibo ibr ibs icb icc icd ice icg ich ici icn ico icr ics idb idc idd ide idg idh idi idn ido idr ids ie- iec ied iee ieg iei ien ier ies igb igc igd ige igg igh igi ign igo igr igs ihb ihc ihd ihe ihg ihh ihi ihn iho ihr ihs iib iic iid iie iih iii iin iio iir iis in- inb inc ind ine ing inh ini inn ino inr ins io- iob ioc iod ioe iog ioh ioi ion ioo ior ios ir- irb irc ird ire irg iri irn iro irr irs is- isb isc isd ise isg ish isi isn iso isr iss n-i nbb nbc nbd nbe nbg nbi nbn nbo nbr nbs ncb ncc ncd nce ncg nch nci ncn nco ncr ncs ndb ndc ndd nde ndg ndh ndi ndn ndo ndr nds ne- neb nec ned nee neg neh nei nen neo ner nes ngb ngc ngd nge ngg ngh ngi ngn ngo ngs nhb nhc nhd nhe nhg nhh nhi nhn nhr nhs nib nic nid nie nig nih nii nin nio nir nis nnb nnc nne nng nnh nni nnn nno nns no- nob noc nod noe nog noh noi non noo nor nos nrb nrc nrd nre nrg nri nrn nro nrr nrs nsb nsc nsd nse nsg nsh nsi nsn nso nsr nss o-i ob- obb obc obd obe obg obh obi obn obo obr obs oc- ocb occ ocd ocg och oci ocn oco ocr ocs odb odc odd ode odg odh odi odn odo odr