-er -ey -th c-- ccc cce cch cck cco ccr cct ccu ce- cec cee ceh cek ceo cer cet ceu cey ch- chc che chh chk cho chr cht chu chy ckc ckh cko ckt cky co- coc coe coh cok coo cor cot cou coy crc cre crh crk cro crr crt cru cry ctc cte cth ctk cto ctr ctt ctu cty cuc cue cuh cuk cuo cur cut cuu cuy cyc cye cyk cyo cyr cyt ec- ecc ece ech eck eco ecr ect ecu eec eee eek eeo eer eet eey ehc ehe ehh eho ehr eht ehu ekc eke ekh eko ekr ekt eku eky eo- eoc eoe eoh eok eoo eor eot eou erc ere erh erk ero err ert eru ery etc ete eth etk eto etr ett etu ety eu- euc eue eur eut eyc eye eyo eyr eyt hcc hce hch hck hco hcr hct hcy he- hec hee heh hek heo her het heu hey hhc hhe hhh hhk hho hhr hht hhu hhy hkh hkk hko hkr hkt hku hoc hoe hoh hok hoo hor hot hou hoy hr- hrc hre hrh hrk hro hrr hrt hru htc hte hth htk hto htr htt hty huc hue huh huk huo hur hut huu huy hy- hyc hye hyh hyo hyr hyt hyy k-t kcc kce kch kck kcr kct kcu ke- kec kee keh kek keo ker ket key khe khh khk kho khr khu kkc kke kkh kkk kkr kkt kku kky koc koe koh kok koo kor kot kou koy krc krk kro krr krt kru kry ktc kte kth ktk kto ktr ktt ktu kuc kue kuh kuk kur kut kuu kuy kyc kye kyo kyr kyt kyu oc- occ och ock oco ocr oct ocu oec oee oeh oeo oer oet oey ohc ohe ohh oho ohr oht ohu okc oke okk oko okr oku oo- ooc ooh ook ooo oor oot or- orc ore orh ork oro orr ort oru ory ot- otc ote oth otk oto otr ott otu ou- ouc oue ouh ouk ouo our out oye oyo rcc rce rch rco rcr rct rcu re- rec ree reh rek reo rer ret reu rey rh- rhc rhe rhh rho rhr rht rhu rkc rke rkk rko rkt rku rky roc roe roh rok roo ror rot rou roy rrc rrh rrk rrr rrt rru rtc rte rtk rto rtr rtt rtu rty ruc rue ruh ruk ruo rur rut ruu ruy ry- ryc rye ryk ryo ryr ryu ryy tcc tce tch tck tco tcr tct tcu te- tec tee teh tek teo ter tet teu tey th- thc the thh thk tho thr tht thu thy tkc tke tkk tko tkr tkt tky to- toc toe toh tok too tor tot tou toy trc tre trh trk tro trr trt tru try ttc tte tth ttk tto ttr ttt ttu tty tuc tue tuh tuk tuo tur tut tuu tuy tyc tye tyo tyr tyt ucc uce uch uck uco ucr uct ucu uec uee ueh uer uet uey uhc uhe uhh uho uhr uht uhu uhy ukc uke ukk ukr uku uoc uoe uok uoo uor uot ur- urc ure urk uro urr urt uru ury utc ute uth utk uto utr utt utu uty uuc uue uur uut uuu uyc uyo uyu ycc yce ych yco ycu ycy yec yee yeh yek yeo yer yet yey yhc yhe yht yhu ykk yoc yoe yok yoo yor yot you yoy yrc yre yro yrt yru ytc yte yth ytk yto ytr ytt ytu yue yuh yuk yuo yur yut yuu yuy yyc yye yyt yyu yyy