-er -ey -th c-- ccc ccd cce cch cco ccp ccr cct cdc cdd cde cdh cdo cdp cdr cdt cdy ce- cec ced cee ceh ceo cep cer cet cey ch- chc chd che chh cho chp chr cht chy co- coc cod coe coh coo cop cor cot coy cpc cpd cpe cph cpo cpp cpr cpt crc crd cre crh cro crp crr crt cry ctc ctd cte cth cto ctp ctr ctt cty cyc cyd cye cyo cyp cyr cyt dcc dcd dce dco dcp dcr dct ddc ddd dde ddh ddo ddp ddr ddt ddy de- dec ded dee deh deo dep der det dey dh- dhc dhd dhe dhh dho dhp dhr dht doc dod doe doh doo dop dor dot doy dpc dpd dpe dph dpo dpp dpr dpt drc drd dre dro drp drr drt dry dtc dtd dte dth dto dtp dtr dtt dty dy- dyc dyd dye dyo dyp dyr dyy ec- ecc ecd ece ech eco ecr ect ed- edc edd ede edh edo edp edr edt edy eec eed eee eeo eep eer eet eey ehc ehd ehe ehh eho ehp ehr eht eo- eoc eod eoe eoh eoo eop eor eot ep- epc epd epe eph epo epp epr ept erc erd ere erh ero erp err ert ery etc etd ete eth eto etp etr ett ety eyc eyd eye eyo eyp eyr eyt hcc hcd hce hch hco hcp hcr hct hcy hdc hdd hde hdh hdo hdp hdr hdt hdy he- hec hed hee heh heo hep her het hey hhc hhd hhe hhh hho hhp hhr hht hhy hoc hod hoe hoh hoo hop hor hot hoy hpc hpd hpe hph hpo hpp hpr hpt hpy hr- hrc hrd hre hrh hro hrp hrr hrt htc htd hte hth hto htp htr htt hty hy- hyc hyd hye hyh hyo hyp hyr hyt hyy oc- occ ocd och oco ocp ocr oct odc odd ode odh odo odp odr odt oec oed oee oeh oeo oep oer oet oey ohc ohd ohe ohh oho ohp ohr oht oo- ooc ood ooh ooo oop oor oot op- opc opd ope oph opo opp opr opt opy or- orc ord ore orh oro orp orr ort ory ot- otc otd ote oth oto otp otr ott oyd oye oyo p-p pcc pcd pce pch pco pcp pcr pct pdc pdd pde pdh pdo pdp pdr pdt pec ped pee peh peo pep per pet pey phc phd phe pho php phr pht phy poc pod poe poh poo pop por pot poy ppc ppd ppe pph ppo ppp ppr ppt prc prd pre prh pro prp prr prt pry pt- ptc ptd pte pth pto ptp ptr ptt pty py- pyc pyd pye pyo pyr pyt rcc rcd rce rch rco rcp rcr rct rdc rdd rde rdh rdo rdp rdr rdt rdy re- rec red ree reh reo rep rer ret rey rh- rhc rhd rhe rhh rho rhp rhr rht roc rod roe roh roo rop ror rot roy rpc rpd rpe rph rpo rpp rpr rpt rrc rrd rrh rrp rrr rrt rtc rtd rte rto rtp rtr rtt rty ry- ryc ryd rye ryo ryr ryy tcc tcd tce tch tco tcp tcr tct tdc tdd tde tdh tdo tdp tdr tdt tdy te- tec ted tee teh teo tep ter tet tey th- thc thd the thh tho thp thr tht thy to- toc tod toe toh too top tor tot toy tpc tpd tpe tph tpo tpp tpr tpt trc trd tre trh tro trp trr trt try ttc ttd tte tth tto ttp ttr ttt tty tyc tyd tye tyo typ tyr tyt ycc ycd yce ych yco ycp ycy yde ydo ydt ydy yec yed yee yeh yeo yep yer yet yey yhc yhe yht yoc yod yoe yoo yop yor yot yoy ypd ypo yrc yre yro yrp yrt ytc ytd yte yth yto ytp ytr ytt yyc yye yyt yyy