dddd ddps ddss dmds dmps dmpu dmsp dmss dmus dpms dpsd dpsu drms drrs drsp drum drup drus druu dsdm dsdp dsdr dsms dsps dsrp dsrr dssp dudd duds dudu dumm dump dums duru duur mddm mdds mdmp mdpp mdsd mdsp mdud mmds mmmd mmmm mmms mmpr mmpu mmrp mmsd mmsu mmus mppp mpps mprp mrdd mrds mrmd mrps mrsd mrud msdp msmm msms msmu mspp msrp mssm mssp mssr msud msus mudd muds mudu mumm mump mums mumu mups murd murr murs muru musd muss musu pdms pdmu pdpr pdrs pdsd pdss pmmp pmmu pmpm pmrs ppds ppms pppd pppp ppps pprm ppru ppss ppur prpd prps prrd prrm prrs prsd prss prud prum prus pruu psdp psdr psds pspp pspr psps psrd psrp pssm puds pudu pump pups pupu pur- purp purr purs puru pusd puss rdms rmrp rmsp rpdp rpms rpps rrmp rrrr rrsp rrum rsdd rsds rsps rsum rudd rudp ruds rumm rump rums rupp rurd rurp rurs ruru russ rusu ruud sdds sdms sdpr sdps sdrs sdsm sdss sdsu smdr smps smsd smsp smss smur smus spdm spdp spdr spmd spms sppd spps sprd sprm sprs spsd spsp spss spud spur spus srps srsd srsp ssdd ssdm ssdp ssps ssrm ssrs sssm ssss sudd suds sum- sumd sump sums sumu sup- supp supr sups sur- surd surp surr surs suru sus- susd susp suss susu suum suus u-rp udds udpd udsd umms umps umsp umsu umus updm uppp uppu upup urds urdu urss ursu urum urup urur urus usdm usdp usds usmd usmm usmp usms uspp usps ussr usss ussu usus uuuu