bbbb bbbs bblb bbls blls blsp blss blub blum blup blus bmus bpml bpms bpsu bsms bspp bssm bsup bubb bubs bubu bulb bull buls bulu bum- bumb bump bums bups buss busu buus lbms llbs llll llms llps lmms lppl lpss lsbu lspl lssp lubs lull lulu lumb lump lums lupu luss luup mbbs mbms mbps mbsl mbus mlps mlss mmlp mmmm mmms mmpu mmsu mmus mplm mpls mppp mpps mslp msmb msml msmm msms msmu mspb mspp mssm mssp msus mubs mull mulm mulu mumm mump mums mumu mups musl muss musu pblu pbsp plmb plms plpp plss plum plup plus pmmp pmmu pmpm pmsl ppml ppms pppp ppps ppss pspp psps pssm publ pubs pubu pull pulp puls pulu pump pupl pups pupu puss sbbs sbml sbsp sbus slbp sllm sllp slmm slpp slps slsu slub slum slup smls smps smsp smss smus splp spls spms spps spsp spss spus sslp ssml sspl ssps sssb sssm ssss sub- subb subl subm subs sul- sull sulm sulp sulu sum- sump sums sumu sup- supp sups sus- susp suss susu suum suus ubls ulmu ulul ulum ulus umb- umms umps umsp umsu umus uplb upml uppp uppu upup usbl usbs uslp uslu usmm usmp usms uspp usps ussb usss ussu usul usus uulu uuuu