-ey a-a a-c aaa aac aae aan aap aay ac- aca acc ace acn acp acy aea aec aee aen aep aey an- ana anc ane ann anp any ap- apa apc ape apn app apy ay- aya ayc aye ayn ayp c-- caa cac cae can cap cay cca ccc cce ccn ccp ce- cea cec cee cen cep cey cn- cna cnc cne cnn cnp cny cpa cpc cpe cpn cpp cya cyc cye cyn cyp eaa eac eae ean eap ec- eca ecc ece ecn eea eec eee een eep eey en- ena enc ene enn enp eny ep- epa epc epe epn epp eya eyc eye eyn eyp naa nac nae nan nap nay nca ncc nce ncn ncp ne- nea nec nee nen nep ney nna nnc nne nnn nnp npa npc npe npn npp nya nyc nye nyn nyp nyy p-p paa pac pae pan pap pay pca pcc pce pcn pcp pea pec pee pen pep pey pn- pna pnc pne pnn pnp pny ppa ppc ppe ppn ppp py- pya pyc pye pyn yaa yac yae yan yap yay yca ycc yce ycp ycy yea yec yee yen yep yey yna yne ynn ynp yny ypa yyc yye yyy