-er -ic c-- ccc ccd cce cch cci ccn cco ccp ccr cdc cdd cde cdh cdi cdn cdo cdp cdr ce- cec ced cee ceh cei cen ceo cep cer ch- chc chd che chh chi chn cho chp chr ci- cic cid cie cih cii cin cio cip cir cn- cnc cnd cne cnh cni cnn cno cnp cnr co- coc cod coe coh coi con coo cop cor cpc cpd cpe cph cpi cpn cpo cpp cpr crc crd cre crh cri crn cro crp crr dcc dcd dce dci dcn dco dcp dcr ddc ddd dde ddh ddi ddn ddo ddp ddr de- dec ded dee deh dei den deo dep der dh- dhc dhd dhe dhh dhi dho dhp dhr di- dic did die dih dii din dio dip dir dnc dnd dne dnh dni dnn dno dnp dnr doc dod doe doh doi don doo dop dor dpc dpd dpe dph dpi dpn dpo dpp dpr drc drd dre dri drn dro drp drr ec- ecc ecd ece ech eci ecn eco ecr ed- edc edd ede edh edi edn edo edp edr eec eed eee een eeo eep eer ehc ehd ehe ehh ehi ehn eho ehp ehr eic eid eie eii ein eio eip eir en- enc end ene enh eni enn eno enp enr eo- eoc eod eoe eoh eoi eon eoo eop eor ep- epc epd epe eph epi epn epo epp epr erc erd ere erh eri ern ero erp err h-i hcc hcd hce hch hci hcn hco hcp hcr hdc hdd hde hdh hdi hdn hdo hdp hdr he- hec hed hee heh hei hen heo hep her hhc hhd hhe hhh hhi hhn hho hhp hhr hic hid hie hih hii hin hio hip hir hnc hnd hne hnh hnn hno hoc hod hoe hoh hoi hon hoo hop hor hpc hpd hpe hph hpi hpn hpo hpp hpr hr- hrc hrd hre hrh hri hrn hro hrp hrr i-d icc icd ice ich ici icn ico icp icr idc idd ide idh idi idn ido idp idr ie- iec ied iee iei ien iep ier ihc ihd ihe ihh ihi ihn iho ihp ihr iic iid iie iih iii iin iio iip iir in- inc ind ine inh ini inn ino inp inr io- ioc iod ioe ioh ioi ion ioo iop ior ipc ipd ipe ipi ipn ipo ipp ipr ir- irc ird ire iri irn iro irp irr n-i ncc ncd nce nch nci ncn nco ncp ncr ndc ndd nde ndh ndi ndn ndo ndp ndr ne- nec ned nee neh nei nen neo nep ner nhc nhd nhe nhh nhi nhn nhp nhr nic nid nie nih nii nin nio nip nir nnc nne nnh nni nnn nno nnp no- noc nod noe noh noi non noo nop nor npc npd npe nph npi npn npo npp npr nrc nrd nre nri nrn nro nrp nrr o-i oc- occ ocd och oci ocn oco ocp ocr odc odd ode odh odi odn odo odp odr oec oed oee oeh oei oen oeo oep oer ohc ohd ohe ohh ohi ohn oho ohp ohr oic oid oie oii oin oio oip oir on- onc ond one onh oni onn ono onp onr oo- ooc ood ooh ooi oon ooo oop oor op- opc opd ope oph opi opn opo opp opr or- orc ord ore orh ori orn oro orp orr p-p pcc pcd pce pch pci pcn pco pcp pcr pdc pdd pde pdh pdi pdn pdo pdp pdr pec ped pee peh pei pen peo pep per phc phd phe phi phn pho php phr pic pid pie pih pii pin pio pip pir pn- pnc pnd pne pnh pni pnn pno pnp pnr poc pod poe poh poi pon poo pop por ppc ppd ppe pph ppi ppn ppo ppp ppr prc prd pre prh pri prn pro prp prr rcc rcd rce rch rci rcn rco rcp rcr rdc rdd rde rdh rdi rdn rdo rdp rdr re- rec red ree reh rei ren reo rep rer rh- rhc rhd rhe rhh rhi rhn rho rhp rhr ric rid rie rih rii rin rio rip rir rnc rnd rnh rni rnn rno rnp rnr roc rod roe roh roi ron roo rop ror rpc rpd rpe rph rpi rpn rpo rpp rpr rrc rrd rrh rri rrn rrp rrr