-er -ic -up c-- ccc ccd cce cci cco ccp ccr cct ccu cdc cdd cde cdi cdo cdp cdr cdt cdu ce- cec ced cee cei ceo cep cer cet ceu ci- cic cid cie cii cio cip cir cit ciu co- coc cod coe coi coo cop cor cot cou cpc cpd cpe cpi cpo cpp cpr cpt cpu crc crd cre cri cro crp crr crt cru ctc ctd cte cti cto ctp ctr ctt ctu cuc cud cue cui cuo cup cur cut cuu dcc dcd dce dci dco dcp dcr dct dcu ddc ddd dde ddi ddo ddp ddr ddt ddu de- dec ded dee dei deo dep der det deu di- dic did die dii dio dip dir dit diu doc dod doe doi doo dop dor dot dou dpc dpd dpe dpi dpo dpp dpr dpt dpu drc drd dre dri dro drp drr drt dru dtc dtd dte dti dto dtp dtr dtt dtu duc dud due dui duo dup dur dut ec- ecc ecd ece eci eco ecr ect ecu ed- edc edd ede edi edo edp edr edt edu eec eed eee eeo eep eer eet eic eid eie eii eio eip eir eit eiu eo- eoc eod eoe eoi eoo eop eor eot eou ep- epc epd epe epi epo epp epr ept epu erc erd ere eri ero erp err ert eru etc etd ete eti eto etp etr ett etu eu- euc eud eue eui eup eur eut i-d icc icd ice ici ico icp icr ict icu idc idd ide idi ido idp idr idt idu ie- iec ied iee iei iep ier iet iic iid iie iii iio iip iir iit iiu io- ioc iod ioe ioi ioo iop ior iot iou ipc ipd ipe ipi ipo ipp ipr ipt ipu ir- irc ird ire iri iro irp irr irt iru itc itd ite iti ito itp itt itu iu- iuc iud iue iui iup iur iut o-i oc- occ ocd oci oco ocp ocr oct ocu odc odd ode odi odo odp odr odt odu oec oed oee oei oeo oep oer oet oic oid oie oii oio oip oir oit oiu oo- ooc ood ooi ooo oop oor oot op- opc opd ope opi opo opp opr opt or- orc ord ore ori oro orp orr ort oru ot- otc otd ote oti oto otp otr ott otu ou- ouc oud oue oui ouo oup our out p-p pcc pcd pce pci pco pcp pcr pct pcu pdc pdd pde pdi pdo pdp pdr pdt pdu pec ped pee pei peo pep per pet peu pic pid pie pii pio pip pir pit piu poc pod poe poi poo pop por pot pou ppc ppd ppe ppi ppo ppp ppr ppt ppu prc prd pre pri pro prp prr prt pru pt- ptc ptd pte pti pto ptp ptr ptt ptu puc pud pue pui pup pur put puu rcc rcd rce rci rco rcp rcr rct rcu rdc rdd rde rdi rdo rdp rdr rdt rdu re- rec red ree rei reo rep rer ret reu ric rid rie rii rio rip rir rit roc rod roe roi roo rop ror rot rou rpc rpd rpe rpi rpo rpp rpr rpt rpu rrc rrd rri rrp rrr rrt rru rtc rtd rte rti rto rtp rtr rtt rtu ruc rud rue rui ruo rup rur rut ruu tcc tcd tce tci tco tcp tcr tct tcu tdc tdd tde tdi tdo tdp tdr tdt tdu te- tec ted tee tei teo tep ter tet teu tic tid tie tii tio tip tir tit tiu to- toc tod toe toi too top tor tot tou tpc tpd tpe tpi tpo tpp tpr tpt tpu trc trd tre tri tro trp trr trt tru ttc ttd tte tti tto ttp ttr ttt ttu tuc tud tue tui tuo tup tur tut tuu ucc ucd uce uci uco ucp ucr uct ucu udc udd ude udi udo udp udr udt udu uec ued uee uei uep uer uet uic uid uie uii uio uip uir uit uiu uoc uod uoe uoo uop uor uot up- upc upd upe upi upo upp upr upt upu ur- urc urd ure uri uro urp urr urt uru utc utd ute uti uto utp utr utt utu uuc uue uur uut uuu