-er -ey -ic -up c-- ccc cce ccf cci cco ccp ccr ccs ccu ce- cec cee cef cei ceo cep cer ces ceu cey cfc cfe cff cfi cfo cfp cfr cfs cfu ci- cic cie cif cii cio cip cir cis ciu co- coc coe cof coi coo cop cor cos cou coy cpc cpe cpf cpi cpo cpp cpr cps cpu crc cre crf cri cro crp crr crs cru cry csc cse csf csi cso csp csr css csu csy cuc cue cuf cui cuo cup cur cus cuu cuy cyc cye cyf cyo cyp cyr cys ec- ecc ece ecf eci eco ecr ecs ecu eec eee eef eeo eep eer ees eey ef- efc efe eff efi efo efp efr efs eic eie eif eii eio eip eir eis eiu eo- eoc eoe eof eoi eoo eop eor eos eou ep- epc epe epf epi epo epp epr eps epu erc ere erf eri ero erp err ers eru ery es- esc ese esf esi eso esp esr ess esu esy eu- euc eue euf eui eup eur eus eyc eye eyo eyp eyr eys fcc fce fcf fci fco fcp fcr fcs fcu fcy fec fee fef fei feo fep fer fes feu fey ffc ffe fff ffi ffo ffp ffr ffs ffu ffy fic fie fif fii fip fir fis fiu foc foe fof foi foo fop for fos fou foy fpc fpe fpi fpo fpp fpr fps fpu fpy frc fre frf fri fro frp frr frs fru fry fsc fse fsf fsi fso fsp fsr fss fsu fue fuf fui fuo fup fur fus fuu fy- fyc fye fyi fyo fyp i-f icc ice icf ici ico icp icr ics icu icy ie- iec iee ief iei iep ier ies iey ifc ife iff ifi ifo ifp ifr ifs ifu ify iic iie iif iii iio iip iir iis iiu io- ioc ioe iof ioi ioo iop ior ios iou ipc ipe ipf ipi ipo ipp ipr ips ipu ipy ir- irc ire irf iri iro irp irr irs iru iry is- isc ise isf isi iso isp isr iss isu isy iu- iuc iue iui iup iur ius iyc iye iyo iyr iys iyy o-i oc- occ ocf oci oco ocp ocr ocs ocu oec oee oef oei oeo oep oer oes oey of- ofc ofe off ofi ofo ofp ofr ofs ofu oic oie oif oii oio oip oir ois oiu oo- ooc oof ooi ooo oop oor oos op- opc ope opf opi opo opp opr ops opy or- orc ore orf ori oro orp orr ors oru ory os- osc ose osf osi oso osp osr oss osu ou- ouc oue ouf oui ouo oup our ous oye oyi oyo oys p-p pcc pce pcf pci pco pcp pcr pcs pcu pec pee pef pei peo pep per pes peu pey pfc pfe pff pfi pfo pfp pfr pfs pfu pfy pic pie pif pii pio pip pir pis piu poc poe pof poi poo pop por pos pou poy ppc ppe ppf ppi ppo ppp ppr pps ppu prc pre prf pri pro prp prr prs pru pry ps- psc pse psf psi pso psp psr pss psu psy puc pue puf pui pup pur pus puu puy py- pyc pye pyf pyo pyr pys pyu rcc rce rcf rci rco rcp rcr rcs rcu re- rec ree ref rei reo rep rer res reu rey rfc rfe rff rfi rfo rfp rfr rfs rfu ric rie rif rii rio rip rir ris riy roc roe rof roi roo rop ror ros rou roy rpc rpe rpf rpi rpo rpp rpr rps rpu rrc rrf rri rrp rrr rrs rru rsc rse rsf rsi rso rsp rsr rss rsu ruc rue ruf rui ruo rup rur rus ruu ruy ry- ryc rye ryf ryo ryr rys ryu ryy scc sce scf sci sco scp scr scs scu se- sec see sef sei seo sep ser ses seu sey sfc sfe sff sfi sfo sfp sfr sfs sfu sic sie sif sii sio sip sir sis siu soc soe sof soi soo sop sor sos sou soy spc spe spf spi spo spp spr sps spu spy sr- src sre srf sri sro srp srr srs sry ss- ssc sse ssf ssi sso ssp ssr sss ssu suc sue suf sui suo sup sur sus suu suy sy- syc sye syi syp syr sys syu ucc uce ucf uci uco ucp ucr ucs ucu uec uee uef uei uep uer ues uey ufc ufe uff ufi ufo ufp ufr ufs ufu uic uie uif uii uio uip uir uis uiu uoc uoe uoo uop uor uos up- upc upe upf upi upo upp upr ups upu ur- urc ure urf uri uro urp urr urs uru ury usc use usf usi uso usp usr uss usu uuc uue uur uus uuu uyc uyi uyo uys uyu ycc yce ycf yci yco ycp ycs ycu ycy yec yee yef yei yeo yep yer yes yey yfc yfe yff yfr yfs yfu yie yif yii yio yip yir yis yoc yoe yof yoi yoo yop yor yos you yoy ypf ypo yps ypu yrc yre yrf yro yrp yrs yru ysc yse ysi yso ysp ysr yss ysu ysy yue yui yuo yup yur yus yuu yuy yyc yye yyf yys yyu yyy