-er -ic -up c-- ccc ccd cce cci ccp ccr cct ccu cdc cdd cde cdi cdp cdr cdt cdu ce- cec ced cee cei cep cer cet ceu ci- cic cid cie cii cip cir cit ciu cpc cpd cpe cpi cpp cpr cpt cpu crc crd cre cri crp crr crt cru ctc ctd cte cti ctp ctr ctt ctu cuc cud cue cui cup cur cut cuu dcc dcd dce dci dcp dcr dct dcu ddc ddd dde ddi ddp ddr ddt ddu de- dec ded dee dei dep der det deu di- dic did die dii dip dir dit diu dpc dpd dpe dpi dpp dpr dpt dpu drc drd dre dri drp drr drt dru dtc dtd dte dti dtp dtr dtt dtu duc dud due dui dup dur dut ec- ecc ecd ece eci ecr ect ecu ed- edc edd ede edi edp edr edt edu eec eed eee eep eer eet eic eid eie eii eip eir eit eiu ep- epc epd epe epi epp epr ept epu erc erd ere eri erp err ert eru etc etd ete eti etp etr ett etu eu- euc eud eue eui eup eur eut i-d icc icd ice ici icp icr ict icu idc idd ide idi idp idr idt idu ie- iec ied iee iei iep ier iet iic iid iie iii iip iir iit iiu ipc ipd ipe ipi ipp ipr ipt ipu ir- irc ird ire iri irp irr irt iru itc itd ite iti itp itt itu iu- iuc iud iue iui iup iur iut p-p pcc pcd pce pci pcp pcr pct pcu pdc pdd pde pdi pdp pdr pdt pdu pec ped pee pei pep per pet peu pic pid pie pii pip pir pit piu ppc ppd ppe ppi ppp ppr ppt ppu prc prd pre pri prp prr prt pru pt- ptc ptd pte pti ptp ptr ptt ptu puc pud pue pui pup pur put puu rcc rcd rce rci rcp rcr rct rcu rdc rdd rde rdi rdp rdr rdt rdu re- rec red ree rei rep rer ret reu ric rid rie rii rip rir rit rpc rpd rpe rpi rpp rpr rpt rpu rrc rrd rri rrp rrr rrt rru rtc rtd rte rti rtp rtr rtt rtu ruc rud rue rui rup rur rut ruu tcc tcd tce tci tcp tcr tct tcu tdc tdd tde tdi tdp tdr tdt tdu te- tec ted tee tei tep ter tet teu tic tid tie tii tip tir tit tiu tpc tpd tpe tpi tpp tpr tpt tpu trc trd tre tri trp trr trt tru ttc ttd tte tti ttp ttr ttt ttu tuc tud tue tui tup tur tut tuu ucc ucd uce uci ucp ucr uct ucu udc udd ude udi udp udr udt udu uec ued uee uei uep uer uet uic uid uie uii uip uir uit uiu up- upc upd upe upi upp upr upt upu ur- urc urd ure uri urp urr urt uru utc utd ute uti utp utr utt utu uuc uue uur uut uuu