eeee eete eeze eoto epee epot eppo eppp epte etee etoe ette etto ezop ezzo o-eo oetz oooo ootp ooze opep opet opo- oppo opto otee otep oto- otoe otoo otpp otte otto ozee ozet peep peet pepe pepo pete peto pett petz peze pezo poet poop poot pop- pope popo popp popt pote poto pott poze pozo pppo pppp pptt ptop teet teez teoz tepe tepp tete teto tett tetz tezz toee toet toot top- tope topo topp topt topz tote toto tott toze tozo tppp tpte tptp tteo ttoe ttop tttt tzzt zeep zepo zepp zete zeto zeze zoet zoo- zoop zoot zope zote zott zotz zozo ztop zzzz