-er -ey -ic c-- ccc cce cci ccn cco ccp ccr ccs ce- cec cee cei cen ceo cep cer ces cey ci- cic cie cii cin cio cip cir cis cn- cnc cne cni cnn cno cnp cnr cns cny co- coc coe coi con coo cop cor cos coy cpc cpe cpi cpn cpo cpp cpr cps crc cre cri crn cro crp crr crs cry csc cse csi csn cso csp csr css csy cyc cye cyn cyo cyp cyr cys ec- ecc ece eci ecn eco ecr ecs eec eee een eeo eep eer ees eey eic eie eii ein eio eip eir eis en- enc ene eni enn eno enp enr ens eny eo- eoc eoe eoi eon eoo eop eor eos ep- epc epe epi epn epo epp epr eps erc ere eri ern ero erp err ers ery es- esc ese esi esn eso esp esr ess esy eyc eye eyn eyo eyp eyr eys icc ice ici icn ico icp icr ics icy ie- iec iee iei ien iep ier ies iey iic iie iii iin iio iip iir iis in- inc ine ini inn ino inp inr ins iny io- ioc ioe ioi ion ioo iop ior ios ipc ipe ipi ipn ipo ipp ipr ips ipy ir- irc ire iri irn iro irp irr irs iry is- isc ise isi isn iso isp isr iss isy iyc iye iyo iyr iys iyy n-i ncc nce nci ncn nco ncp ncr ncs ne- nec nee nei nen neo nep ner nes ney nic nie nii nin nio nip nir nis nnc nne nni nnn nno nnp nns no- noc noe noi non noo nop nor nos noy npc npe npi npn npo npp npr nps nrc nre nri nrn nro nrp nrr nrs nry nsc nse nsi nsn nso nsp nsr nss nsy nyc nye nyn nyo nyp nys nyy o-i oc- occ oci ocn oco ocp ocr ocs oec oee oei oen oeo oep oer oes oey oic oie oii oin oio oip oir ois on- onc one oni onn ono onp onr ons ony oo- ooc ooi oon ooo oop oor oos op- opc ope opi opn opo opp opr ops opy or- orc ore ori orn oro orp orr ors ory os- osc ose osi osn oso osp osr oss oye oyi oyo oys p-p pcc pce pci pcn pco pcp pcr pcs pec pee pei pen peo pep per pes pey pic pie pii pin pio pip pir pis pn- pnc pne pni pnn pno pnp pnr pns pny poc poe poi pon poo pop por pos poy ppc ppe ppi ppn ppo ppp ppr pps prc pre pri prn pro prp prr prs pry ps- psc pse psi psn pso psp psr pss psy py- pyc pye pyn pyo pyr pys rcc rce rci rcn rco rcp rcr rcs re- rec ree rei ren reo rep rer res rey ric rie rii rin rio rip rir ris riy rnc rni rnn rno rnp rnr rns rny roc roe roi ron roo rop ror ros roy rpc rpe rpi rpn rpo rpp rpr rps rrc rri rrn rrp rrr rrs rsc rse rsi rsn rso rsp rsr rss ry- ryc rye ryn ryo ryr rys ryy scc sce sci scn sco scp scr scs se- sec see sei sen seo sep ser ses sey sic sie sii sin sio sip sir sis snc sne sni snn sno snp snr sns sny soc soe soi son soo sop sor sos soy spc spe spi spn spo spp spr sps spy sr- src sre sri srn sro srp srr srs sry ss- ssc sse ssi ssn sso ssp ssr sss sy- syc sye syi syn syp syr sys ycc yce yci yco ycp ycs ycy yec yee yei yen yeo yep yer yes yey yie yii yin yio yip yir yis yne ynn ynp yns yny yoc yoe yoi yon yoo yop yor yos yoy ypo yps yrc yre yrn yro yrp yrs ysc yse ysi yso ysp ysr yss ysy yyc yye yys yyy