-er -ey c-- ccc cce ccf ccn cco ccr ccs ccu ce- cec cee cef cen ceo cer ces ceu cey cfc cfe cff cfn cfo cfr cfs cfu cn- cnc cne cnf cnn cno cnr cns cnu cny co- coc coe cof con coo cor cos cou coy crc cre crf crn cro crr crs cru cry csc cse csf csn cso csr css csu csy cuc cue cuf cun cuo cur cus cuu cuy cyc cye cyf cyn cyo cyr cys ec- ecc ece ecf ecn eco ecr ecs ecu eec eee eef een eeo eer ees eey ef- efc efe eff efo efr efs en- enc ene enf enn eno enr ens enu eny eo- eoc eoe eof eon eoo eor eos eou erc ere erf ern ero err ers eru ery es- esc ese esf esn eso esr ess esu esy eu- euc eue euf eun eur eus eyc eye eyn eyo eyr eys fcc fce fcf fcn fco fcr fcs fcu fcy fec fee fef fen feo fer fes feu fey ffc ffe fff ffn ffo ffr ffs ffu ffy fnc fne fnf fnn fnr fns fnu foc foe fof fon foo for fos fou foy frc fre frf frn fro frr frs fru fry fsc fse fsf fsn fso fsr fss fsu fue fuf fun fuo fur fus fuu fy- fyc fye fyn fyo ncc nce ncf ncn nco ncr ncs ncu ne- nec nee nef nen neo ner nes neu ney nfc nfe nff nfn nfo nfr nfs nfu nnc nne nnf nnn nno nns nnu no- noc noe nof non noo nor nos nou noy nrc nre nrf nrn nro nrr nrs nru nry nsc nse nsf nsn nso nsr nss nsu nsy nuc nue nun nuo nur nus nuu nuy nyc nye nyf nyn nyo nys nyu nyy oc- occ ocf ocn oco ocr ocs ocu oec oee oef oen oeo oer oes oey of- ofc ofe off ofn ofo ofr ofs ofu on- onc one onf onn ono onr ons onu ony oo- ooc oof oon ooo oor oos or- orc ore orf orn oro orr ors oru ory os- osc ose osf osn oso osr oss osu ou- ouc oue ouf oun ouo our ous oye oyo oys rcc rce rcf rcn rco rcr rcs rcu re- rec ree ref ren reo rer res reu rey rfc rfe rff rfn rfo rfr rfs rfu rnc rnn rno rnr rns rnu rny roc roe rof ron roo ror ros rou roy rrc rrf rrn rrr rrs rru rsc rse rsf rsn rso rsr rss rsu ruc rue ruf run ruo rur rus ruu ruy ry- ryc rye ryf ryn ryo ryr rys ryu ryy scc sce scf scn sco scr scs scu se- sec see sef sen seo ser ses seu sey sfc sfe sff sfn sfo sfr sfs sfu snc sne snf snn sno snr sns snu sny soc soe sof son soo sor sos sou soy sr- src sre srf srn sro srr srs sry ss- ssc sse ssf ssn sso ssr sss ssu suc sue suf sun suo sur sus suu suy sy- syc sye syn syr sys syu ucc uce ucf ucn uco ucr ucs ucu uec uee uef uen uer ues uey ufc ufe uff ufn ufo ufr ufs ufu un- unc une unf unn uno unr uns unu uny uoc uoe uon uoo uor uos ur- urc ure urf urn uro urr urs uru ury usc use usf usn uso usr uss usu uuc uue uun uur uus uuu uyc uyo uys uyu ycc yce ycf yco ycs ycu ycy yec yee yef yen yeo yer yes yey yfc yfe yff yfr yfs yfu yne ynn yns ynu yny yoc yoe yof yon yoo yor yos you yoy yrc yre yrf yrn yro yrs yru ysc yse yso ysr yss ysu ysy yue yun yuo yur yus yuu yuy yyc yye yyf yys yyu yyy