-ey eee een eeo eep ees eey eie eii ein eio eip eis en- ene eni enn eno enp ens eny eo- eoe eoi eon eoo eop eos ep- epe epi epn epo epp eps es- ese esi esn eso esp ess esy eye eyn eyo eyp eys ie- iee iei ien iep ies iey iie iii iin iio iip iis in- ine ini inn ino inp ins iny io- ioe ioi ion ioo iop ios ipe ipi ipn ipo ipp ips ipy is- ise isi isn iso isp iss isy iye iyo iys iyy n-i ne- nee nei nen neo nep nes ney nie nii nin nio nip nis nne nni nnn nno nnp nns no- noe noi non noo nop nos noy npe npi npn npo npp nps nse nsi nsn nso nsp nss nsy nye nyn nyo nyp nys nyy o-i oee oei oen oeo oep oes oey oie oii oin oio oip ois on- one oni onn ono onp ons ony oo- ooi oon ooo oop oos op- ope opi opn opo opp ops opy os- ose osi osn oso osp oss oye oyi oyo oys p-p pee pei pen peo pep pes pey pie pii pin pio pip pis pn- pne pni pnn pno pnp pns pny poe poi pon poo pop pos poy ppe ppi ppn ppo ppp pps ps- pse psi psn pso psp pss psy py- pye pyn pyo pys se- see sei sen seo sep ses sey sie sii sin sio sip sis sne sni snn sno snp sns sny soe soi son soo sop sos soy spe spi spn spo spp sps spy ss- sse ssi ssn sso ssp sss sy- sye syi syn syp sys yee yei yen yeo yep yes yey yie yii yin yio yip yis yne ynn ynp yns yny yoe yoi yon yoo yop yos yoy ypo yps yse ysi yso ysp yss ysy yye yys yyy