sisi siss sisu siue siui sius sive sivi sl-i slbp slcc slcu sleb slee slep sles slib slic slie slip sllp slpi slpp slps slsc slsu slub sluc slue slup spcc spcs speb spec spee spel spes spib spic spie spip spis spiv 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 ssvp sub- subb subi subl subs suc- succ suci sucs suee suel sues sueu suev suie suis sul- sulc sule suli sull sulp sulu sup- supe supp sups supv sus- suse susi susp suss susu suus suvi suvs svcc svce svcs svec svic svil svsc 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 ulic ulie ulle ulli ulul ulus ulvi upbe upci upcs upic upie upis uplb uppc uppe uppp uppu upsc upse upsi upup upvc 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 uv-b uv-c uvel uvic uvis uvvu vbcc vcbi vcci vecc veci veel veep vees veie veii veil veip veis vel- vele veli vell velp vels velu vepe veps vesc vese vesi vess veve vevi vibe vibs vic- vice vici vics viel vies vieu viii vile vili vill vils vilu vips visc vise visi visp viss visu viue vive vivi vlcc vlci vlei vlie vlli vlsi vplp vsee vsel vses vsic vsip vssc vsse vssl vuel vues vull vups vuse vvpb vvsb vvvv