-er -ey -ic -up c-- ccc ccd cce cci cco ccp ccr ccs cct ccu cdc cdd cde cdi cdo cdp cdr cds cdt cdu cdy ce- cec ced cee cei ceo cep cer ces cet ceu cey ci- cic cid cie cii cio cip cir cis cit ciu co- coc cod coe coi coo cop cor cos cot cou coy cpc cpd cpe cpi cpo cpp cpr cps cpt cpu crc crd cre cri cro crp crr crs crt cru cry csc csd cse csi cso csp csr css cst csu csy ctc ctd cte cti cto ctp ctr cts ctt ctu cty cuc cud cue cui cuo cup cur cus cut cuu cuy cyc cyd cye cyo cyp cyr cys cyt dcc dcd dce dci dco dcp dcr dcs dct dcu ddc ddd dde ddi ddo ddp ddr dds ddt ddu ddy de- dec ded dee dei deo dep der des det deu dey di- dic did die dii dio dip dir dis dit diu diy doc dod doe doi doo dop dor dos dot dou doy dpc dpd dpe dpi dpo dpp dpr dps dpt dpu drc drd dre dri dro drp drr drs drt dru dry dsc dsd dse dsi dso dsp dsr dss dst dsu dsy dtc dtd dte dti dto dtp dtr dts dtt dtu dty duc dud due dui duo dup dur dus dut duy dy- dyc dyd dye dyo dyp dyr dys dyu dyy ec- ecc ecd ece eci eco ecr ecs ect ecu ed- edc edd ede edi edo edp edr eds edt edu edy eec eed eee eeo eep eer ees eet eey eic eid eie eii eio eip eir eis eit eiu eo- eoc eod eoe eoi eoo eop eor eos eot eou ep- epc epd epe epi epo epp epr eps ept epu erc erd ere eri ero erp err ers ert eru ery es- esc esd ese esi eso esp esr ess est esu esy etc etd ete eti eto etp etr ets ett etu ety eu- euc eud eue eui eup eur eus eut eyc eyd eye eyo eyp eyr eys eyt i-d icc icd ice ici ico icp icr ics ict icu icy idc idd ide idi ido idp idr ids idt idu idy ie- iec ied iee iei iep ier ies iet iey iic iid iie iii iio iip iir iis iit iiu io- ioc iod ioe ioi ioo iop ior ios iot iou ipc ipd ipe ipi ipo ipp ipr ips ipt ipu ipy ir- irc ird ire iri iro irp irr irs irt iru iry is- isc isd ise isi iso isp isr iss ist isu isy itc itd ite iti ito itp its itt itu ity iu- iuc iud iue iui iup iur ius iut iyc iye iyo iyr iys iyt iyy o-i oc- occ ocd oci oco ocp ocr ocs oct ocu odc odd ode odi odo odp odr ods odt odu oec oed oee oei oeo oep oer oes oet oey oic oid oie oii oio oip oir ois oit oiu oo- ooc ood ooi ooo oop oor oos oot op- opc opd ope opi opo opp opr ops opt opy or- orc ord ore ori oro orp orr ors ort oru ory os- osc osd ose osi oso osp osr oss ost osu ot- otc otd ote oti oto otp otr ots ott otu ou- ouc oud oue oui ouo oup our ous out oyd oye oyi oyo oys p-p pcc pcd pce pci pco pcp pcr pcs pct pcu pdc pdd pde pdi pdo pdp pdr pds pdt pdu pec ped pee pei peo pep per pes pet peu pey pic pid pie pii pio pip pir pis pit piu poc pod poe poi poo pop por pos pot pou poy ppc ppd ppe ppi ppo ppp ppr pps ppt ppu prc prd pre pri pro prp prr prs prt pru pry ps- psc psd pse psi pso psp psr pss pst psu psy pt- ptc ptd pte pti pto ptp ptr pts ptt ptu pty puc pud pue pui pup pur pus put puu puy py- pyc pyd pye pyo pyr pys pyt pyu rcc rcd rce rci rco rcp rcr rcs rct rcu rdc rdd rde rdi rdo rdp rdr rds rdt rdu rdy re- rec red ree rei reo rep rer res ret reu rey ric rid rie rii rio rip rir ris rit riy roc rod roe roi roo rop ror ros rot rou roy rpc rpd rpe rpi rpo rpp rpr rps rpt rpu rrc rrd rri rrp rrr rrs rrt rru rsc rsd rse rsi rso rsp rsr rss rst rsu rtc rtd rte rti rto rtp rtr rts rtt rtu rty ruc rud rue rui ruo rup rur rus rut ruu ruy ry- ryc ryd rye ryo ryr rys ryu ryy scc scd sce sci sco scp scr scs sct scu sdc sdd sde sdi sdo sdp sdr sds sdt sdu sdy se- sec sed see sei seo sep ser ses set seu sey sic sid sie sii sio sip sir sis sit siu soc sod soe soi soo sop sor sos sot sou soy spc spd spe spi spo spp spr sps spt spu spy sr- src srd sre sri sro srp srr srs srt sry ss- ssc ssd sse ssi sso ssp ssr sss sst ssu stc std ste sti sto stp str sts stt stu sty suc sud sue sui suo sup sur sus sut suu suy sy- syc syd sye syi syp syr sys syt syu tcc tcd tce tci tco tcp tcr tcs tct tcu tdc tdd tde tdi tdo tdp tdr tds tdt tdu tdy te- tec ted tee tei teo tep ter tes tet teu tey tic tid tie tii tio tip tir tis tit tiu tiy to- toc tod toe toi too top tor tos tot tou toy tpc tpd tpe tpi tpo tpp tpr tps tpt tpu trc trd tre tri