-er -ic c-- ccc ccd cce cch cci ccn cco ccr cdc cdd cde cdh cdi cdn cdo cdr ce- cec ced cee ceh cei cen ceo cer ch- chc chd che chh chi chn cho chr ci- cic cid cie cih cii cin cio cir cn- cnc cnd cne cnh cni cnn cno cnr co- coc cod coe coh coi con coo cor crc crd cre crh cri crn cro crr dcc dcd dce dci dcn dco dcr ddc ddd dde ddh ddi ddn ddo ddr de- dec ded dee deh dei den deo der dh- dhc dhd dhe dhh dhi dho dhr di- dic did die dih dii din dio dir dnc dnd dne dnh dni dnn dno dnr doc dod doe doh doi don doo dor drc drd dre dri drn dro drr ec- ecc ecd ece ech eci ecn eco ecr ed- edc edd ede edh edi edn edo edr eec eed eee een eeo eer ehc ehd ehe ehh ehi ehn eho ehr eic eid eie eii ein eio eir en- enc end ene enh eni enn eno enr eo- eoc eod eoe eoh eoi eon eoo eor erc erd ere erh eri ern ero err h-i hcc hcd hce hch hci hcn hco hcr hdc hdd hde hdh hdi hdn hdo hdr he- hec hed hee heh hei hen heo her hhc hhd hhe hhh hhi hhn hho hhr hic hid hie hih hii hin hio hir hnc hnd hne hnh hnn hno hoc hod hoe hoh hoi hon hoo hor hr- hrc hrd hre hrh hri hrn hro hrr i-d icc icd ice ich ici icn ico icr idc idd ide idh idi idn ido idr ie- iec ied iee iei ien ier ihc ihd ihe ihh ihi ihn iho ihr iic iid iie iih iii iin iio iir in- inc ind ine inh ini inn ino inr io- ioc iod ioe ioh ioi ion ioo ior ir- irc ird ire iri irn iro irr n-i ncc ncd nce nch nci ncn nco ncr ndc ndd nde ndh ndi ndn ndo ndr ne- nec ned nee neh nei nen neo ner nhc nhd nhe nhh nhi nhn nhr nic nid nie nih nii nin nio nir nnc nne nnh nni nnn nno no- noc nod noe noh noi non noo nor nrc nrd nre nri nrn nro nrr o-i oc- occ ocd och oci ocn oco ocr odc odd ode odh odi odn odo odr oec oed oee oeh oei oen oeo oer ohc ohd ohe ohh ohi ohn oho ohr oic oid oie oii oin oio oir on- onc ond one onh oni onn ono onr oo- ooc ood ooh ooi oon ooo oor or- orc ord ore orh ori orn oro orr rcc rcd rce rch rci rcn rco rcr rdc rdd rde rdh rdi rdn rdo rdr re- rec red ree reh rei ren reo rer rh- rhc rhd rhe rhh rhi rhn rho rhr ric rid rie rih rii rin rio rir rnc rnd rnh rni rnn rno rnr roc rod roe roh roi ron roo ror rrc rrd rrh rri rrn rrr