-er -ey c-- ccc cce cch cco ccr ccs ccu ce- cec cee ceh ceo cer ces ceu cey ch- chc che chh cho chr chs chu chy co- coc coe coh coo cor cos cou coy crc cre crh cro crr crs cru cry csc cse csh cso csr css csu csy cuc cue cuh cuo cur cus cuu cuy cyc cye cyo cyr cys ec- ecc ece ech eco ecr ecs ecu eec eee eeo eer ees eey ehc ehe ehh eho ehr ehs ehu eo- eoc eoe eoh eoo eor eos eou erc ere erh ero err ers eru ery es- esc ese esh eso esr ess esu esy eu- euc eue eur eus eyc eye eyo eyr eys hcc hce hch hco hcr hcs hcy he- hec hee heh heo her hes heu hey hhc hhe hhh hho hhr hhs hhu hhy hoc hoe hoh hoo hor hos hou hoy hr- hrc hre hrh hro hrr hrs hru hsc hse hsh hsr hss hsu hsy huc hue huh huo hur hus huu huy hy- hyc hye hyh hyo hyr hys hyy oc- occ och oco ocr ocs ocu oec oee oeh oeo oer oes oey ohc ohe ohh oho ohr ohs ohu oo- ooc ooh ooo oor oos or- orc ore orh oro orr ors oru ory os- osc ose osh oso osr oss osu ou- ouc oue ouh ouo our ous oye oyo oys rcc rce rch rco rcr rcs rcu re- rec ree reh reo rer res reu rey rh- rhc rhe rhh rho rhr rhs rhu roc roe roh roo ror ros rou roy rrc rrh rrr rrs rru rsc rse rsh rso rsr rss rsu ruc rue ruh ruo rur rus ruu ruy ry- ryc rye ryo ryr rys ryu ryy scc sce sch sco scr scs scu se- sec see seh seo ser ses seu sey sh- shc she shh sho shr shs shu shy soc soe soh soo sor sos sou soy sr- src sre srh sro srr srs sry ss- ssc sse ssh sso ssr sss ssu suc sue suh suo sur sus suu suy sy- syc sye syh syr sys syu ucc uce uch uco ucr ucs ucu uec uee ueh uer ues uey uhc uhe uhh uho uhr uhs uhu uhy uoc uoe uoo uor uos ur- urc ure uro urr urs uru ury usc use ush uso usr uss usu uuc uue uur uus uuu uyc uyo uys uyu ycc yce ych yco ycs ycu ycy yec yee yeh yeo yer yes yey yhc yhe yhs yhu yoc yoe yoo yor yos you yoy yrc yre yro yrs yru ysc yse yso ysr yss ysu ysy yue yuh yuo yur yus yuu yuy yyc yye yys yyu yyy