bbbee bbuss bebes beebe beebs bembe bemus besee besem besme besse bubbe bumbu bumme buses busse bussu busum busuu eeeee embee embue embus emese emeus esbus esmes esses essse essue eum-u mbebe mbube mebbe meees meems meemu meese membe memes memus mesee mesem meses messe mesue mesum mesus meuse mmmmm muese mumbe mumme mummu musee muses musme muuse s-bus sebbe sebes sebum seebe seeem seeme seems seese seesu seeum semee semes semme semum seses sesse sesue seuss smbus smees smuss sssss subbu subss sueme suess sumbe suses susse susus ubume umbe- umeme umsee usees useme usses uuuuu