-er -ic c-- ccc cce cch cci ccn cco ccp ccr ce- cec cee ceh cei cen ceo cep cer ch- chc che chh chi chn cho chp chr ci- cic cie cih cii cin cio cip cir cn- cnc cne cnh cni cnn cno cnp cnr co- coc coe coh coi con coo cop cor cpc cpe cph cpi cpn cpo cpp cpr crc cre crh cri crn cro crp crr ec- ecc ece ech eci ecn eco ecr eec eee een eeo eep eer ehc ehe ehh ehi ehn eho ehp ehr eic eie eii ein eio eip eir en- enc ene enh eni enn eno enp enr eo- eoc eoe eoh eoi eon eoo eop eor ep- epc epe eph epi epn epo epp epr erc ere erh eri ern ero erp err h-i hcc hce hch hci hcn hco hcp hcr he- hec hee heh hei hen heo hep her hhc hhe hhh hhi hhn hho hhp hhr hic hie hih hii hin hio hip hir hnc hne hnh hnn hno hoc hoe hoh hoi hon hoo hop hor hpc hpe hph hpi hpn hpo hpp hpr hr- hrc hre hrh hri hrn hro hrp hrr icc ice ich ici icn ico icp icr ie- iec iee iei ien iep ier ihc ihe ihh ihi ihn iho ihp ihr iic iie iih iii iin iio iip iir in- inc ine inh ini inn ino inp inr io- ioc ioe ioh ioi ion ioo iop ior ipc ipe ipi ipn ipo ipp ipr ir- irc ire iri irn iro irp irr n-i ncc nce nch nci ncn nco ncp ncr ne- nec nee neh nei nen neo nep ner nhc nhe nhh nhi nhn nhp nhr nic nie nih nii nin nio nip nir nnc nne nnh nni nnn nno nnp no- noc noe noh noi non noo nop nor npc npe nph npi npn npo npp npr nrc nre nri nrn nro nrp nrr o-i oc- occ och oci ocn oco ocp ocr oec oee oeh oei oen oeo oep oer ohc ohe ohh ohi ohn oho ohp ohr oic oie oii oin oio oip oir on- onc one onh oni onn ono onp onr oo- ooc ooh ooi oon ooo oop oor op- opc ope oph opi opn opo opp opr or- orc ore orh ori orn oro orp orr p-p pcc pce pch pci pcn pco pcp pcr pec pee peh pei pen peo pep per phc phe phi phn pho php phr pic pie pih pii pin pio pip pir pn- pnc pne pnh pni pnn pno pnp pnr poc poe poh poi pon poo pop por ppc ppe pph ppi ppn ppo ppp ppr prc pre prh pri prn pro prp prr rcc rce rch rci rcn rco rcp rcr re- rec ree reh rei ren reo rep rer rh- rhc rhe rhh rhi rhn rho rhp rhr ric rie rih rii rin rio rip rir rnc rnh rni rnn rno rnp rnr roc roe roh roi ron roo rop ror rpc rpe rph rpi rpn rpo rpp rpr rrc rrh rri rrn rrp rrr