slub sluc slue slup spcc spcs speb spec spee spel spes spib spic spie spip spis splc sple splp spls spps spse spsp spss spue spui spus sscc ssce ssci sscp sscs ssec ssee ssep sses ssis sslc ssle sslp sspc sspe sspl ssps sssb sssc sssi ssss sub- subb subi subl subs subz suc- succ suci sucs suee suel sues sueu suez suie suis sul- sulc sule suli sull sulp sulu sulz sup- supe supp sups sus- suse susi susp suss susu susz suus suze suzi suzu suzz szep szil szis szss szuc u-ie ubbe ubbi ubic ubii ubis uble ubli ubls ubpc ucbc ucci uccp ucel uces ucil ucpb ucsb ucsc ucsu uele ueli uell uepi uess uies uile uipi uise ulbc ulcc uleb ulee ules ulez ulic ulie ulle ulli ulul ulus upbe upci upcs upic upie upis uplb uppc uppe uppp uppu upsc upse upsi upup usbc usbe usbl usbs uscc usce uscs usee usel uses usie usip usis usle uslp uslu uspc uspp usps ussb ussc usse usss ussu usui usul usus uucp uulu uusi uuuu uzbl uzeb uzel uzis uzzi zbus zebe zebu zeel zeep zees zeil zeis zele zeli zell zels zepp zeps zeus zeze zice zics ziel ziip zile zill zipp zips zisi zizi zizz zlib zsss zubi zubu zuce zule zull zulu zulz zusi zuul zuzu zzzs zzzz