-er c-- ccc cce cch cck cco ccr ccs ccx ce- cec cee ceh cek ceo cer ces cex ch- chc che chh chk cho chr chs chx ckc ckh cko cks ckx co- coc coe coh cok coo cor cos cox crc cre crh crk cro crr crs crx csc cse csh csk cso csr css csx cxc cxh cxk cxo cxr cxs cxx ec- ecc ece ech eck eco ecr ecs ecx eec eee eek eeo eer ees eex ehc ehe ehh eho ehr ehs ekc eke ekh eko ekr eks eo- eoc eoe eoh eok eoo eor eos erc ere erh erk ero err ers es- esc ese esh esk eso esr ess esx ex- exc exe exh exo exr exs exx hcc hce hch hck hco hcr hcs he- hec hee heh hek heo her hes hex hhc hhe hhh hhk hho hhr hhs hkh hkk hko hkr hks hoc hoe hoh hok hoo hor hos hox hr- hrc hre hrh hrk hro hrr hrs hsc hse hsh hsk hsr hss hsx hxc kcc kce kch kck kcr kcs kcx ke- kec kee keh kek keo ker kes kex khe khh khk kho khr khs kkc kke kkh kkk kkr kks koc koe koh kok koo kor kos krc krk kro krr krs ksc kse ksh ksk kso ksr kss kxo oc- occ och ock oco ocr ocs ocx oec oee oeh oeo oer oes oex ohc ohe ohh oho ohr ohs okc oke okk oko okr oks oo- ooc ooh ook ooo oor oos oox or- orc ore orh ork oro orr ors orx os- osc ose osh osk oso osr oss osx ox- oxc oxo oxx rcc rce rch rco rcr rcs rcx re- rec ree reh rek reo rer res rex rh- rhc rhe rhh rho rhr rhs rkc rke rkk rko rks roc roe roh rok roo ror ros rox rrc rrh rrk rrr rrs rsc rse rsh rsk rso rsr rss rsx rxr rxs scc sce sch sck sco scr scs scx se- sec see seh sek seo ser ses sex sh- shc she shh shk sho shr shs sk- skc ske skh skk sko skr sks skx soc soe soh sok soo sor sos sox sr- src sre srh srk sro srr srs srx ss- ssc sse ssh ssk sso ssr sss ssx sxc sxs xch xcr xcx xee xer xes xex xke xks xoc xok xoo xor xos xox xrc xrx xsc xss xxo xxx

-ose cccc cccs ccee cche cchr cchs ccoc ccrc ccre ccrs ccss cec- cece ceco cecs ceec cees cehs ceke ceor ceos cer- cerc cere cero cers cesc cese cesr cess cexe chce chch chcs chec chee cheh chek cher ches chex chhs chks choc choh chok choo chor chos chrc chro chrr chrs chsc chse chsh chsr ckch ckck ckco ckcs ckcx cker ckhs ckoc ckoo ckor ckos ckrc cksh ckso coce coch cock coco coes coex coho cohs cok- coke coko cooh cook coos cor- corc core cork coro corr cors cosc cose cosh coso coss coxe crcc crce crcr cre- crec cree creh creo cres crex crhs crkc croc croe croh crok croo cror crss cscc csce csch csco cscr cscs csec csee cseh cser cshs csks csor csos csox csrc csrs csse cssr cxro cxxx eccc ecce ecco eces eche echo echs ecko ecks eco- ecos ecrc ecrr ecsc ecse ecss eecs eeee eees eehs eeke eeks eeoc eerc eero eers eese eesk ehcc eheh eher ehhs ehre ekch ekco ekek eker ekes ekho ekhs ekos eoes eore er-x ercc erce erch erec erer eres erhc erhs erke erks eroc eroe eroo eros errc erre erro errs erse ersh erso esce esch esco escr escs esee esek eseo eser eses eshs eske esko esks eso- esok esos esox esse essh esso exch exco exec exer exes exh- exo- exor exos exrx hccc hcch hccs hchs hcsc hcso hcss hech heck hecs heek heer hees hehe heho hehs heke heor herc here herk hero herr hers hesc hesh hess hex- hexe hhex hhhh hhhs hkcc hkcs hkex hkse hoce hoch hock hocr hocs hoek hoer hoes hohe hoho hoke hoko hoks hooe hook hoor hoos hoox horc hore hork horo horr hors hose hosh hoss hree hrhs hros hrrc hrso hscc hses hshs hsse k-os kc-x kccc kcck kccr kcec kcee kceo kche kchh kchk kcho kchr kchs kchx kckc kckk kcko kckr kckx kcoe kcoh kcor kcos kcox kcrc kcrh kcro kcrr kcrs kcrx kcsc kcse kcsr kcss kcxr kech keck keco kecr keeh keek keer kees kehk kehr kehs kekc keke keko keks keok keos ker- kerc kere kerk kero kerr kers kerx kesc kesh kesk keso kesr kess kexo kexs kexx khcc khch khck khcs khec kher khhk khho khhs khke khkk khkr khks khkx khoc khoe khok khor khrk khro khrr khse khss khxs kkch kkck kkco kkcr kkcs kkex kkhh kkhk kkhr kkkk kkoh kkoo kkor kkrc kkre kkrh kkrk kkro kkrr kkrs kkrx kkse kksr kkss kkxk kkxs kkxx koch kock kocs koes kohh koho kohr kohs kokc koke kokh kokk koko kokr koks kokx kooc kook kooo koor koos korc kore kork koro korr kors kos- kosc kose kosh koso kosr koss koxc koxe koxr krcc krce krch krco krcs krec kree kreh krek kreo kres krex krhc krhs krkc krke krkh krkk krko krkr krks krkx kroc kroe kroh krok kroo kror kros krox krrc krre krrk krro krrr krrs krrx krsc krse krsh krsk krsr krss krsx krxk krxo krxr krxx ksce ksch ksck ksco kscr kscs ksec ksee kseh ksek kseo kser ksex kshe kshk ksho kshr kshs kske kskk ksko kskr ksks kskx ksoc ksok ksoo ksor ksos ksox ksrh ksro ksrr ksrs ksrx ksse ksso kssr ksss kssx kxcs kxeo kxex kxkc kxkk kxks kxkx kxok kxoo kxor kxos kxox kxrc kxre kxrk kxro kxrr kxrs kxrx kxsc kxse kxss kxxe kxxk kxxo kxxr kxxx o-eo occc oce ocee