dddd ddss dgkd dgkg drgs drrs drug druk drus druu dsdr dsrr dudd duds dudu dugs dugu duku durg durk duru dusk duur gggg ggss grds grrr grrs grss grug grur grus gsds gsur gudu gugg gugu gurd gurg gurk gurr gurs guru gusd guss guus kddd kddg kddk kddr kdgs kdkd kdkk kdkr kdrs kdsd kdsk kdsr kdss kdsu kdug kdur kdus kgdd kggg kggr kgks kgrd kgrg kgrk kgrr kgrs kgsr kgud kgus kkdd kkdg kkgr kkkk kkrk kkrr kkrs kksd kksr kkss kksu kkus kkuu krdd krdg krdr krds krdu krgs krkd krkk krkr krks krku krrg krrk krrr krrs krsd krsk krsr krss krsu krug kruk krur ksdk ksdr ksds ksgg ksgr ksgu kskd kskg kskk kskr ksks ksku ksrg ksrr ksrs kssr ksss kssu ksud ksug ksuu kudd kudu kugr kugs kukk kuks kuku kurd kurk kurr kurs kuru kusd kusg kusu kuuk kuur kuuu rdgs rgds rkss rrrr rsdd rsdg rsds rudd ruds rugg rugs rukk ruku rurd rurs ruru rusk russ rusu ruud sdds sdgs sdrs sdss sdsu sggg sggs sgsd sgss sksd skss skud skur srsd ssdd ssgs ssrg ssrs ssss sudd suds sug- sugg suks suku sur- surd surg surr surs suru sus- susd susk suss susu suus udds udsd uduk uggs ugur uguu uksg ukur urds urdu urgu urss ursu uruk urur urus us-k usds ussr usss ussu usus uuuu