ffff ffps ffss fluf flum flus fmss fpml fspf fssf fssp fuff fufu full fuls fulu fums fuss fusu llll llms llps lmfm lmms lpfm lpfp lppl lpss lspl lssp luff lufu lull lulu lump lums lupu luss luup mfps mlps mlss mmff mmlp mmmm mmms mmpu mmsu mmus mpfs mplm mpls mppf mppp mpps msff msfs mslp msml msmm msms msmu mspp mssf mssm mssp msus muff mufu mull mulm mulu mumm mump mums mumu mups musl muss musu pfff pfps plff plms plpp plss plum plup plus pmmp pmmu pmpm pmsf pmsl ppml ppms pppp ppps ppsf ppss psfs pspp psps pssm puff pull pulp puls pulu pump pupl pups pupu puss sfls sfmm sfss sfsu sllm sllp slmm slpp slps slsu slum slup smls smps smsp smss smus spfs splp spls spms sppf spps spsp spss spus ssfl ssfp sslp ssml sspf sspl ssps sssf sssm ssss suf- suff sufs sufu sul- sulf sull sulm sulp sulu sum- sump sums sumu sup- supp sups sus- susp suss susu suum suus ufms ulmu ulul ulum ulus umff umms umps umsp umsu umus upml uppp uppu upup usfl usfs uslp uslu usmm usmp usms uspp usps ussf usss ussu usul usus uulu uuuu