-ey eee eeo ees eey eie eii eio eis eo- eoe eoi eoo eos es- ese esi eso ess esy eye eyo eys ie- iee iei ies iey iie iii iio iis io- ioe ioi ioo ios is- ise isi iso iss isy iye iyo iys iyy o-i oee oei oeo oes oey oie oii oio ois oo- ooi ooo oos os- ose osi oso oss oye oyi oyo oys se- see sei seo ses sey sie sii sio sis soe soi soo sos soy ss- sse ssi sso sss sy- sye syi sys yee yei yeo yes yey yie yii yio yis yoe yoi yoo yos yoy yse ysi yso yss ysy yye yys yyy