-er -ic c-- ccc cce ccf cch cci cck cco ccr ce- cec cee cef ceh cei cek ceo cer cfc cfe cff cfh cfi cfk cfo cfr ch- chc che chf chh chi chk cho chr ci- cic cie cif cih cii cik cio cir ckc ckh cki cko co- coc coe cof coh coi cok coo cor crc cre crf crh cri crk cro crr ec- ecc ece ecf ech eci eck eco ecr eec eee eef eek eeo eer ef- efc efe eff efh efi efo efr ehc ehe ehf ehh ehi eho ehr eic eie eif eii eik eio eir ekc eke ekf ekh eki eko ekr eo- eoc eoe eof eoh eoi eok eoo eor erc ere erf erh eri erk ero err fcc fce fcf fci fck fco fcr fec fee fef feh fei fek feo fer ffc ffe fff ffh ffi ffk ffo ffr fhc fhe fhf fhh fhi fho fhr fic fie fif fih fii fik fir fkc fkf fki fkk foc foe fof foh foi fok foo for frc fre frf frh fri frk fro frr h-i hcc hce hcf hch hci hck hco hcr he- hec hee hef heh hei hek heo her hfc hfe hff hfh hfi hfk hfo hfr hhc hhe hhf hhh hhi hhk hho hhr hic hie hif hih hii hik hio hir hkf hkh hki hkk hko hkr hoc hoe hof hoh hoi hok hoo hor hr- hrc hre hrf hrh hri hrk hro hrr i-f icc ice icf ich ici ick ico icr ie- iec iee ief iei iek ier ifc ife iff ifi ifo ifr ihc ihe ihf ihh ihi ihk iho ihr iic iie iif iih iii iio iir ikc ike ikf iki ikk iko ikr io- ioc ioe iof ioh ioi ioo ior ir- irc ire irf iri irk iro irr kcc kce kch kci kck kcr ke- kec kee kef keh kei kek keo ker kfc kff kfh kfi kfo khe khf khh khi khk kho khr kic kie kif kih kii kik kio kir kkc kke kkh kki kkk kkr koc koe kof koh koi kok koo kor krc krf kri krk kro krr o-i oc- occ ocf och oci ock oco ocr oec oee oef oeh oei oeo oer of- ofc ofe off ofi ofo ofr ohc ohe ohf ohh ohi oho ohr oic oie oif oii oik oio oir okc oke oki okk oko okr oo- ooc oof ooh ooi ook ooo oor or- orc ore orf orh ori ork oro orr rcc rce rcf rch rci rco rcr re- rec ree ref reh rei rek reo rer rfc rfe rff rfh rfi rfk rfo rfr rh- rhc rhe rhf rhh rhi rho rhr ric rie rif rih rii rik rio rir rkc rke rkf rkk rko roc roe rof roh roi rok roo ror rrc rrf rrh rri rrk rrr

cccc cccf ccci ccee ccfc ccff ccfi cche cchr ccic ccii ccir ccoc ccrc ccre ccrf ccri cec- cece ceci ceco ceec cef- cefc ceke ceor cer- cerc cere cerf ceri cero cfcf cfco cffr cfhk cfor cfre chce chch chci chec chee chef cheh chek cher chfc chfi chfr chic chie chif chih chik chir choc choh choi chok choo chor chrc chrf chro chrr cicc cich cici cico cicr ciee cier cife ciff cihr ciii ciko cikr cior circ cire cirh ciri cirk ciro cirr ckch ckck ckco cker ckfi ckfr ckoc ckoi ckoo ckor ckrc coce coch cock coco cofc cofe coff cofi coho coif coir cok- coke coko coof cooh cook cor- corc core corf cori cork coro corr crcc crce crcr cre- crec cree creh crei creo crfc cric crie crif crik crkc croc croe croh crok croo cror eccc ecce ecci ecco ecef ecfc ecfr eche echo ecko eco- ecrc ecrf ecri ecrr eeee eefe eeke eeoc eerc eero efco efeo effi efic efik efke efor ehcc eheh eher ehre eich eick eico eiec eiei eier eiho eike eiki eiko eire ekch ekco ekek eker ekfc ekho ekki ekoi eoir eore eori ercc erce erch erec erei erer erfc erhc eric erie erih erik erio erke erki eroc eroe eroi eroo errc erre erro f--k fccf fcch fcic fcii fece fech feck feek feer fefc fefe feff fefi fefo fehr feie feio feir feke feko feof feoh ferc fere ferk fero ferr ffcc ffee ffff ffii ffrr fhci ficc fice fich fick fico fiec fief fier fifc fife fiff fifi fifo fiii fike fiki fioe fior fire firk foce foch foci fock foco foer fofo fohr foie foke foki foof fook for- fore fori fork foro forr frcc free frei freo frfc fric frie frik frio froe froh h-ii hccc hcch hcfc hchi hech heck heef heek heer hefe hehe heho heic heie heif heih heik heir heke heor herc here heri herk hero herr hfce hhhh hhof hi-c hicc hice hich hick hico hiei hier hiff hifh hifi hifk hifo hifr hihc hihe hihi hiho hiie hike hiki hioc hire hirf hiri hirk hiro hkcc hkir hoce hoch hock hocr hoei hoek hoer hofe hoff hohe hoho hoie hoif hoik hoir hoke hoki hoko hooe hoof hook hoor horc hore hori hork horo horr hree hrfc hrrc iccc iccf icci icco iccr icec icee icef icer ichc iche ichi icho ichr icke icoc icor icrc icre icrf icrr iecc ieie ieio ieoh iere ieri ifco ifer ifhe ific ifor ifrf ifri ihcc iher ihrc ihre iiie iiii iiio iioi iioo iirc ikee iker ikki ikko ikoo ikri ioci ioee iofc ioii ioio ioke ioko ioof iooi iooo iore iori ircc iree irer irfe iri- iric irie irio irki iroc iroh irrc irre irri k-ci kccc kcci kcck kccr kcec kcee kcei kceo kcfc kcfh kcfi kcfo kche kchf kchh kchi kchk kcho kchr kcic kcie kcif kcii kcir kckc kckf kckk kcko kckr kcoe kcof kcoh kcor kcrc kcrh kcri kcro kcrr kech keck keco kecr keef keeh keek