-er -ic -up c-- ccc ccd cce cci cco ccp ccr ccu cdc cdd cde cdi cdo cdp cdr cdu ce- cec ced cee cei ceo cep cer ceu ci- cic cid cie cii cio cip cir ciu co- coc cod coe coi coo cop cor cou cpc cpd cpe cpi cpo cpp cpr cpu crc crd cre cri cro crp crr cru cuc cud cue cui cuo cup cur cuu dcc dcd dce dci dco dcp dcr dcu ddc ddd dde ddi ddo ddp ddr ddu de- dec ded dee dei deo dep der deu di- dic did die dii dio dip dir diu doc dod doe doi doo dop dor dou dpc dpd dpe dpi dpo dpp dpr dpu drc drd dre dri dro drp drr dru duc dud due dui duo dup dur ec- ecc ecd ece eci eco ecr ecu ed- edc edd ede edi edo edp edr edu eec eed eee eeo eep eer eic eid eie eii eio eip eir eiu eo- eoc eod eoe eoi eoo eop eor eou ep- epc epd epe epi epo epp epr epu erc erd ere eri ero erp err eru eu- euc eud eue eui eup eur i-d icc icd ice ici ico icp icr icu idc idd ide idi ido idp idr idu ie- iec ied iee iei iep ier iic iid iie iii iio iip iir iiu io- ioc iod ioe ioi ioo iop ior iou ipc ipd ipe ipi ipo ipp ipr ipu ir- irc ird ire iri iro irp irr iru iu- iuc iud iue iui iup iur o-i oc- occ ocd oci oco ocp ocr ocu odc odd ode odi odo odp odr odu oec oed oee oei oeo oep oer oic oid oie oii oio oip oir oiu oo- ooc ood ooi ooo oop oor op- opc opd ope opi opo opp opr or- orc ord ore ori oro orp orr oru ou- ouc oud oue oui ouo oup our p-p pcc pcd pce pci pco pcp pcr pcu pdc pdd pde pdi pdo pdp pdr pdu pec ped pee pei peo pep per peu pic pid pie pii pio pip pir piu poc pod poe poi poo pop por pou ppc ppd ppe ppi ppo ppp ppr ppu prc prd pre pri pro prp prr pru puc pud pue pui pup pur puu rcc rcd rce rci rco rcp rcr rcu rdc rdd rde rdi rdo rdp rdr rdu re- rec red ree rei reo rep rer reu ric rid rie rii rio rip rir roc rod roe roi roo rop ror rou rpc rpd rpe rpi rpo rpp rpr rpu rrc rrd rri rrp rrr rru ruc rud rue rui ruo rup rur ruu ucc ucd uce uci uco ucp ucr ucu udc udd ude udi udo udp udr udu uec ued uee uei uep uer uic uid uie uii uio uip uir uiu uoc uod uoe uoo uop uor up- upc upd upe upi upo upp upr upu ur- urc urd ure uri uro urp urr uru uuc uue uur uuu