seld sele sell sels selu sepa sepd sepe sepp seps sepu sesa sese sess seul slaa slab slad slae slap slas slau slbp slds slea sleb sled slee slep sles sllp slpp slps slsa slsu slub slud slue slup sp-a spad spae spal spap spas spau spde spdl spdp spea speb sped spee spel spes spla sple splp spls sppd spps spsa spsd spse spsp spss spud spue spus ssaa ssab ssap ssas ssau ssdd ssdp ssee ssep sses ssla ssle sslp sspa sspe sspl ssps sssa sssb ssss suas sub- suba subb subd subl subs suda sudd sude suds sued suee suel sues sueu sul- sula suld sule sull sulp sulu sup- supa supe supp sups sus- susa susd suse susp suss susu suus uaes uald uasa uasd uasp uaua ubal ubba ubbe ubla uble ubls ubud udaa udad udal udas udau udds udea udel udpd udsd udsl ueba ueda uele uell uess ulaa ulad ulae ulas ulde ulea uleb ulee ules ulla ulle ulsa ulua ulul ulus upal upas upbe upda uped upla uplb uppa uppe uppp uppu upsa upse upup us-a usaa usad usal usap usas usba usbe usbl usbs usda usde usdl usdp usds usea used usee usel uses usle uslp uslu uspa uspp usps ussa ussb usse usss ussu usua usul usus uulu uuuu