-er -ey -ic c-- ccc ccd cce cci cco ccp ccr ccs cct cdc cdd cde cdi cdo cdp cdr cds cdt cdy ce- cec ced cee cei ceo cep cer ces cet cey ci- cic cid cie cii cio cip cir cis cit co- coc cod coe coi coo cop cor cos cot coy cpc cpd cpe cpi cpo cpp cpr cps cpt crc crd cre cri cro crp crr crs crt cry csc csd cse csi cso csp csr css cst csy ctc ctd cte cti cto ctp ctr cts ctt cty cyc cyd cye cyo cyp cyr cys cyt dcc dcd dce dci dco dcp dcr dcs dct ddc ddd dde ddi ddo ddp ddr dds ddt ddy de- dec ded dee dei deo dep der des det dey di- dic did die dii dio dip dir dis dit diy doc dod doe doi doo dop dor dos dot doy dpc dpd dpe dpi dpo dpp dpr dps dpt drc drd dre dri dro drp drr drs drt dry dsc dsd dse dsi dso dsp dsr dss dst dsy dtc dtd dte dti dto dtp dtr dts dtt dty dy- dyc dyd dye dyo dyp dyr dys dyy ec- ecc ecd ece eci eco ecr ecs ect ed- edc edd ede edi edo edp edr eds edt edy eec eed eee eeo eep eer ees eet eey eic eid eie eii eio eip eir eis eit eo- eoc eod eoe eoi eoo eop eor eos eot ep- epc epd epe epi epo epp epr eps ept erc erd ere eri ero erp err ers ert ery es- esc esd ese esi eso esp esr ess est esy etc etd ete eti eto etp etr ets ett ety eyc eyd eye eyo eyp eyr eys eyt i-d icc icd ice ici ico icp icr ics ict icy idc idd ide idi ido idp idr ids idt idy ie- iec ied iee iei iep ier ies iet iey iic iid iie iii iio iip iir iis iit io- ioc iod ioe ioi ioo iop ior ios iot ipc ipd ipe ipi ipo ipp ipr ips ipt ipy ir- irc ird ire iri iro irp irr irs irt iry is- isc isd ise isi iso isp isr iss ist isy itc itd ite iti ito itp its itt ity iyc iye iyo iyr iys iyt iyy o-i oc- occ ocd oci oco ocp ocr ocs oct odc odd ode odi odo odp odr ods odt oec oed oee oei oeo oep oer oes oet oey oic oid oie oii oio oip oir ois oit 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 ory os- osc osd ose osi oso osp osr oss ost ot- otc otd ote oti oto otp otr ots ott oyd oye oyi oyo oys p-p pcc pcd pce pci pco pcp pcr pcs pct pdc pdd pde pdi pdo pdp pdr pds pdt pec ped pee pei peo pep per pes pet pey pic pid pie pii pio pip pir pis pit poc pod poe poi poo pop por pos pot poy ppc ppd ppe ppi ppo ppp ppr pps ppt prc prd pre pri pro prp prr prs prt pry ps- psc psd pse psi pso psp psr pss pst psy pt- ptc ptd pte pti pto ptp ptr pts ptt pty py- pyc pyd pye pyo pyr pys pyt rcc rcd rce rci rco rcp rcr rcs rct rdc rdd rde rdi rdo rdp rdr rds rdt rdy re- rec red ree rei reo rep rer res ret rey ric rid rie rii rio rip rir ris rit riy roc rod roe roi roo rop ror ros rot roy rpc rpd rpe rpi rpo rpp rpr rps rpt rrc rrd rri rrp rrr rrs rrt rsc rsd rse rsi rso rsp rsr rss rst rtc rtd rte rti rto rtp rtr rts rtt rty ry- ryc ryd rye ryo ryr rys ryy scc scd sce sci sco scp scr scs sct sdc sdd sde sdi sdo sdp sdr sds sdt sdy se- sec sed see sei seo sep ser ses set sey sic sid sie sii sio sip sir sis sit soc sod soe soi soo sop sor sos sot soy spc spd spe spi spo spp spr sps spt spy sr- src srd sre sri sro srp srr srs srt sry ss- ssc ssd sse ssi sso ssp ssr sss sst stc std ste sti sto stp str sts stt sty sy- syc syd sye syi syp syr sys syt tcc tcd tce tci tco tcp tcr tcs tct tdc tdd tde tdi tdo tdp tdr tds tdt tdy te- tec ted tee tei teo tep ter tes tet tey tic tid tie tii tio tip tir tis tit tiy to- toc tod toe toi too top tor tos tot toy tpc tpd tpe tpi tpo tpp tpr tps tpt trc trd tre tri tro trp trr trs trt try tsc tsd tse tsi tso tsp tsr tss tst tsy ttc ttd tte tti tto ttp ttr tts ttt tty tyc tyd tye tyo typ tyr tys tyt ycc ycd yce yci yco ycp ycs ycy yde ydo yds ydt ydy yec yed yee yei yeo yep yer yes yet yey yid yie yii yio yip yir yis yit yoc yod yoe yoi yoo yop yor yos yot yoy ypd ypo yps yrc yre yro yrp yrs yrt ysc yse ysi yso ysp ysr yss yst ysy ytc ytd yte yto ytp ytr yts ytt yyc yye yys yyt yyy