bbuss bdubs bibbs bibis bibus biddu bidil bidlu bilbi bili- bilis billi bills billu bilsi blids bliss blsdb blubs bluds bluid bssid budds buddu build bulb- bulbi bulbs bulis buliu bull- bulli bulls bulul bulus bussu busuu d-bus ddddd diddl diddu didus dilli dills diss- diulu dliii dub-l dubbi dubbs dubi dubil dubul dubus duill dulid dulli dulls dullu dussi i-bid ibdis ibids ibill iblis idili idlib idlis iiiii ilisu illui illus ilulu is-is isbul isili isill isisi issid issus issuu isuli isuus iuliu iulus libis libus liisi lilis liliu lilli lilus lisis liss- lissu liuli luddu ludus lulli lulls lulul lulus lusis lusus s-bus s-iii sibiu sibli sibsu sibul siddi sidis sidus siili silli sills sisid sisil sisis sisli sissi sissu siudi siusi sliss slubs sluds sluis sluss ssbul sssss subbu subis subli subss subud sudds sudis suibu suids sulid sulis sulli sulls sulus susil susus suudu u-dub ubisi uibis uldis ululu usuli ususi uusis uuuuu