-er -ic -up c-- ccc ccd cce cci ccn ccp ccr ccu cdc cdd cde cdi cdn cdp cdr cdu ce- cec ced cee cei cen cep cer ceu ci- cic cid cie cii cin cip cir ciu cn- cnc cnd cne cni cnn cnp cnr cnu cpc cpd cpe cpi cpn cpp cpr cpu crc crd cre cri crn crp crr cru cuc cud cue cui cun cup cur cuu dcc dcd dce dci dcn dcp dcr dcu ddc ddd dde ddi ddn ddp ddr ddu de- dec ded dee dei den dep der deu di- dic did die dii din dip dir diu dnc dnd dne dni dnn dnp dnr dpc dpd dpe dpi dpn dpp dpr dpu drc drd dre dri drn drp drr dru duc dud due dui dun dup dur ec- ecc ecd ece eci ecn ecr ecu ed- edc edd ede edi edn edp edr edu eec eed eee een eep eer eic eid eie eii ein eip eir eiu en- enc end ene eni enn enp enr enu ep- epc epd epe epi epn epp epr epu erc erd ere eri ern erp err eru eu- euc eud eue eui eun eup eur i-d icc icd ice ici icn icp icr icu idc idd ide idi idn idp idr idu ie- iec ied iee iei ien iep ier iic iid iie iii iin iip iir iiu in- inc ind ine ini inn inp inr inu ipc ipd ipe ipi ipn ipp ipr ipu ir- irc ird ire iri irn irp irr iru iu- iuc iud iue iui iup iur n-i ncc ncd nce nci ncn ncp ncr ncu ndc ndd nde ndi ndn ndp ndr ndu ne- nec ned nee nei nen nep ner neu nic nid nie nii nin nip nir niu nnc nne nni nnn nnp nnu npc npd npe npi npn npp npr npu nrc nrd nre nri nrn nrp nrr nru nuc nud nue nui nun nup nur nuu p-p pcc pcd pce pci pcn pcp pcr pcu pdc pdd pde pdi pdn pdp pdr pdu pec ped pee pei pen pep per peu pic pid pie pii pin pip pir piu pn- pnc pnd pne pni pnn pnp pnr pnu ppc ppd ppe ppi ppn ppp ppr ppu prc prd pre pri prn prp prr pru puc pud pue pui pun pup pur puu rcc rcd rce rci rcn rcp rcr rcu rdc rdd rde rdi rdn rdp rdr rdu re- rec red ree rei ren rep rer reu ric rid rie rii rin rip rir rnc rnd rni rnn rnp rnr rnu rpc rpd rpe rpi rpn rpp rpr rpu rrc rrd rri rrn rrp rrr rru ruc rud rue rui run rup rur ruu ucc ucd uce uci ucn ucp ucr ucu udc udd ude udi udn udp udr udu uec ued uee uei uen uep uer uic uid uie uii uin uip uir uiu un- unc und une uni unn unp unr unu up- upc upd upe upi upn upp upr upu ur- urc urd ure uri urn urp urr uru uuc uue uun uur uuu