-er -ey a-a a-c aaa aac aae aan aap aar aay ac- aca acc ace acn acp acr acy aea aec aee aen aep aer aey an- ana anc ane ann anp anr any ap- apa apc ape apn app apr apy ar- ara arc are arn arp arr ary ay- aya ayc aye ayn ayp ayr c-- caa cac cae can cap car cay cca ccc cce ccn ccp ccr ce- cea cec cee cen cep cer cey cn- cna cnc cne cnn cnp cnr cny cpa cpc cpe cpn cpp cpr cra crc cre crn crp crr cry cya cyc cye cyn cyp cyr eaa eac eae ean eap ear ec- eca ecc ece ecn ecr eea eec eee een eep eer eey en- ena enc ene enn enp enr eny ep- epa epc epe epn epp epr era erc ere ern erp err ery eya eyc eye eyn eyp eyr naa nac nae nan nap nar nay nca ncc nce ncn ncp ncr ne- nea nec nee nen nep ner ney nna nnc nne nnn nnp npa npc npe npn npp npr nra nrc nre nrn nrp nrr nry nya nyc nye nyn nyp nyy p-p paa pac pae pan pap par pay pca pcc pce pcn pcp pcr pea pec pee pen pep per pey pn- pna pnc pne pnn pnp pnr pny ppa ppc ppe ppn ppp ppr pra prc pre prn prp prr pry py- pya pyc pye pyn pyr ra- raa rac rae ran rap rar ray rca rcc rce rcn rcp rcr re- rea rec ree ren rep rer rey rna rnc rnn rnp rnr rny rpa rpc rpe rpn rpp rpr rra rrc rrn rrp rrr ry- rya ryc rye ryn ryr ryy yaa yac yae yan yap yar yay yca ycc yce ycp ycy yea yec yee yen yep yer yey yna yne ynn ynp yny ypa yra yrc yre yrn yrp yyc yye yyy