slee slem slep sler sles slib slid slie slim slip slir sllm sllp slmm slpi slpp slps slre slrp slrs slsa smaa smad smai smal smap smas smba smbe smdr smea smeb smed smee smei smep smia smid smie smil smis smle smls smpa smps smsd smsp smss sp-a spad spae spal spam spap spar spas spde spdl spdm spdp spdr spea speb sped spee spel sper spes spia spib spie spim spip spir spis spla sple splp splr spls spma spmd spme spmi spms sppd spps sprd spri sprm sprs spsa spsd spse spsp spss sram sras srde sreb srem sres srib srim sris srps srsd srsp ssaa ssab ssam ssap ssas ssbr ssdd ssdm ssdp ssee ssem ssep sses ssid ssis ssla ssle sslp ssml sspa sspe sspl ssps ssra ssri ssrl ssrm ssrs sssa sssb sssi sssm ssss