-er -ey c-- ccc ccd cce cch cco ccr ccu cdc cdd cde cdh cdo cdr cdu cdy ce- cec ced cee ceh ceo cer ceu cey ch- chc chd che chh cho chr chu chy co- coc cod coe coh coo cor cou coy crc crd cre crh cro crr cru cry cuc cud cue cuh cuo cur cuu cuy cyc cyd cye cyo cyr dcc dcd dce dco dcr dcu ddc ddd dde ddh ddo ddr ddu ddy de- dec ded dee deh deo der deu dey dh- dhc dhd dhe dhh dho dhr dhu doc dod doe doh doo dor dou doy drc drd dre dro drr dru dry duc dud due duh duo dur duy dy- dyc dyd dye dyo dyr dyu dyy ec- ecc ecd ece ech eco ecr ecu ed- edc edd ede edh edo edr edu edy eec eed eee eeo eer eey ehc ehd ehe ehh eho ehr ehu eo- eoc eod eoe eoh eoo eor eou erc erd ere erh ero err eru ery eu- euc eud eue eur eyc eyd eye eyo eyr hcc hcd hce hch hco hcr hcy hdc hdd hde hdh hdo hdr hdu hdy he- hec hed hee heh heo her heu hey hhc hhd hhe hhh hho hhr hhu hhy hoc hod hoe hoh hoo hor hou hoy hr- hrc hrd hre hrh hro hrr hru huc hud hue huh huo hur huu huy hy- hyc hyd hye hyh hyo hyr hyy oc- occ ocd och oco ocr ocu odc odd ode odh odo odr odu oec oed oee oeh oeo oer oey ohc ohd ohe ohh oho ohr ohu oo- ooc ood ooh ooo oor or- orc ord ore orh oro orr oru ory ou- ouc oud oue ouh ouo our oyd oye oyo rcc rcd rce rch rco rcr rcu rdc rdd rde rdh rdo rdr rdu rdy re- rec red ree reh reo rer reu rey rh- rhc rhd rhe rhh rho rhr rhu roc rod roe roh roo ror rou roy rrc rrd rrh rrr rru ruc rud rue ruh ruo rur ruu ruy ry- ryc ryd rye ryo ryr ryu ryy ucc ucd uce uch uco ucr ucu udc udd ude udo udr udu uec ued uee ueh uer uey uhc uhd uhe uhh uho uhr uhu uhy uoc uod uoe uoo uor ur- urc urd ure uro urr uru ury uuc uue uur uuu uyc uyo uyu ycc ycd yce ych yco ycu ycy yde ydo ydy yec yed yee yeh yeo yer yey yhc yhe yhu yoc yod yoe yoo yor you yoy yrc yre yro yru yud yue yuh yuo yur yuu yuy yyc yye yyu yyy