-er -ey -up eee eep eer eey eie eii eip eir eiu ep- epe epi epp epq epr epu eqe eqp eqq equ ere eri erp erq err eru ery eu- eue eui eup eur eye eyp eyr ie- iee iei iep ier iey iie iii iip iir iiu ipe ipi ipp ipr ipu ipy iqe iqu ir- ire iri irp irq irr iru iry iu- iue iui iup iur iye iyr iyy p-p pee pei pep per peu pey pie pii pip piq pir piu ppe ppi ppp ppq ppr ppu pqi pqq pqr pre pri prp prq prr pru pry pue pui pup pur puu puy py- pye pyr pyu qee qep qie qip qir qiu qpp qpr qqq qqu qre qri qrp qru qu- que qui qur quy re- ree rei rep req rer reu rey rie rii rip riq rir riy rpe rpi rpp rpr rpu rri rrp rrq rrr rru rue rui rup rur ruu ruy ry- rye ryr ryu ryy uee uei uep uer uey uie uii uip uiq uir uiu up- upe upi upp upr upu ur- ure uri urp urr uru ury uue uur uuu uyi uyu yee yei yep yer yey yie yii yip yiq yir ypu yqr yre yrp yru yue yui yup yur yuu yuy yye yyu yyy