eeee eete eoto epee epot eppo eppp eppy epte etee etoe etoy ette etto etty eyet eyey eyot eype eyte o-eo oeye oeyo oooo ootp ooty opep opet opo- oppo oppy opto opye otee otep oto- otoe otoo otoy otpp otte otto oyee peep peet pepe pepo pete peto pett pety peyo poet poey poop poot pop- pope popo popp popt popy pote poto pott poty poyo pppo pppp pptt ppye ptop pyep pyet pyo- pyot pype pypy pyte pytt teet tepe tepp tete teto tett teye to-y toee toet toey toot top- tope topo topp topt tote toto tott toty toyo toyt tppp tpte tptp tpyo tteo ttoe ttop ttoy tttt tyee tyet typ- type typo typp typy tyte tyto tytt tyty yeep yeet yeot yepe yepp yete yeto yett yeye yeyo yoop yoot yopo yopy yote yott yoye yoyo yyyy