-er eee eef eek eeo eep eer ees eet ef- efe eff efo efp efr efs eft eke ekf eko ekp ekr eks ekt eo- eoe eof eok eoo eop eor eos eot ep- epe epf epo epp epr eps ept ere erf erk ero erp err ers ert es- ese esf esk eso esp esr ess est ete etf etk eto etp etr ets ett fee fef fek feo fep fer fes fet ffe fff ffk ffo ffp ffr ffs fft fkf fkk fkp fkt foe fof fok foo fop for fos fot fpe fpk fpo fpp fpr fps fpt fre frf frk fro frp frr frs frt fse fsf fsk fso fsp fsr fss fst fte ftf ftk fto ftp ftr fts ftt k-t ke- kee kef kek keo kep ker kes ket kff kfo kfs kke kkk kkp kkr kks kkt koe kof kok koo kop kor kos kot kpe kpf kpk kpo kpp kpr kps kpt krf krk kro krp krr krs krt kse ksf ksk kso ksp ksr kss kst kte ktf ktk kto ktp ktr kts ktt oee oef oeo oep oer oes oet of- ofe off ofo ofp ofr ofs oft oke okk oko okp okr oks oo- oof ook ooo oop oor oos oot op- ope opf opk opo opp opr ops opt or- ore orf ork oro orp orr ors ort os- ose osf osk oso osp osr oss ost ot- ote otf otk oto otp otr ots ott p-p pee pef pek peo pep per pes pet pfe pff pfk pfo pfp pfr pfs pft pke pkf pko pkp pkr pks pkt poe pof pok poo pop por pos pot ppe ppf ppk ppo ppp ppr pps ppt pre prf prk pro prp prr prs prt ps- pse psf psk pso psp psr pss pst pt- pte ptf ptk pto ptp ptr pts ptt re- ree ref rek reo rep rer res ret rfe rff rfk rfo rfp rfr rfs rft rke rkf rkk rko rkp rks rkt roe rof rok roo rop ror ros rot rpe rpf rpk rpo rpp rpr rps rpt rrf rrk rrp rrr rrs rrt rse rsf rsk rso rsp rsr rss rst rte rtf rtk rto rtp rtr rts rtt se- see sef sek seo sep ser ses set sfe sff sfk sfo sfp sfr sfs sft sk- ske skf skk sko skp skr sks skt soe sof sok soo sop sor sos sot spe spf spk spo spp spr sps spt sr- sre srf srk sro srp srr srs srt ss- sse ssf ssk sso ssp ssr sss sst ste stf stk sto stp str sts stt te- tee tef tek teo tep ter tes tet tfe tff tfk tfo tfp tfr tfs tft tke tkk tko tkp tkr tks tkt to- toe tof tok too top tor tos tot tpe tpf tpk tpo tpp tpr tps tpt tre trf trk tro trp trr trs trt tse tsf tsk tso tsp tsr tss tst tte ttf ttk tto ttp ttr tts ttt

-ose eeee eees eefe eeke eeks eeps eero eers eese eesk eete eets efeo efes efet effs efke efor eft- eftp efts ekek eker ekes eket ekos ekpe ekpo eoes eore eost eoto eots epee eper epes epor epos epot eppo eppp epps epro eprp eprs epsf epsp epss epte erer eres eret erfs erft erke erks eroe eroo eros erpe erps erre erro errs erse erso erst erts esee esek eseo eser eses eset esfp esfs eske esko esks eso- esok esop esos espe espo espp esps esse esso essp esst este esto estp estr ests etee eter etes etfe etoe etok etos etre etro ette etto f--k feek feer fees feet fefe feff fefo feke feko feof feps fere ferk fero ferr fers fert fese fess fest fete fetp fetr fets fett ffee ffff ffps ffrr ffss fftf foer foes fofo foke foof fook foos foot fopp fops for- fore fork foro forr fors fort foso foss fost fote foto fotp fots fott fprf free freo frep fres fret froe frop fros frot frps frso frst fsfo fspf fssf fssp fter ftop ftos ftpe ftps ftrs ftse ftsr k-os keef keek keep keer kees keet keff kefr kefs keft keke keko keks keok keos kep- kepe keps kept ker- kere kerf kerk kero kerp kerr kers kert kesk keso kesp kesr kess kest ket- kete ketf ketk keto ketp ketr kets kett kfer kfff kffk kfok kfoo kfor kfpr kfpt kfre kfro kfrp kfrr kfrs kfse kfsk kfsp kfsr kfst kfte kftk kftt kkfr kkfs kkft kkkk kkoo kkor kkot kkpk kkps kkpt kkre kkrf kkrk kkro kkrr kkrs kkrt kkse kksf kksp kksr kkss kkst kktk kkts koes kofe koff kofk kofo kofp koft koke kokf kokk koko kokp kokr koks kook kooo koop koor koos koot kope kopf kopp kopr kops kopt kore korf kork koro korr kors kort kos- kose kosf koso kosp kosr koss kost kote kotk koto kotr kots kott kpek kper kpet kpfk kpfr kpft kpke kpkk kpkr kpoe kpof kpok kpoo kpop kppk kppo kppp kppr kpre kprf kprk kpro kprp kprr kprs kprt kpsf kpso kpsp kpte kpto kptr kpts kptt kree kref krek kreo kres kret krfe krff krfo krfp krfs krft krke krkk krko krkr krks kroe krof krok kroo krop kror kros krpr krps krpt krre krrf krrk krro krrr krrs krrt krse krsf krsk krsr krss krst krtk krto krtr krts ksee ksek kseo ksep kser kset ksfe ksfo ksfr ksft kske kskf kskk ksko kskr ksks ksof ksok ksoo ksop ksor ksos kspe kspk kspo kspr ksps kspt ksrf ksro ksrp ksrr ksrs ksrt ksse ksso kssr ksss ksst kste kstk ksto kstp kstr ksts kstt ktee ktek ktep ktfo ktfs ktke ktkk ktko ktkr ktks ktkt ktoe ktok ktoo ktop ktor ktot ktpk ktpo ktpr ktpt ktre ktrf ktrk ktro ktrp ktrr ktrs ktrt ktsf ktso ktsr ktst kttf kttk ktto kttp kttr ktts kttt