dddd ddss drrs druk drus druu dsdr dsrr dssq dudd duds dudu duku duqu durk duru dusk duur kddd kddk kddq kddr kdkd kdkk kdkr kdrs kdsd kdsk kdsr kdss kdsu kdur kdus kkdd kkdq kkkk kkqq kkrk kkrq kkrr kkrs kksd kksr kkss kksu kkus kkuu kqdr kqds kqkd kqkk kqks kqqk kqqq kqqs kqrk kqrq kqrr kqrs kqsd kqsk kqsr kqss kqur krdd krdr krds krdu krkd krkk krkq krkr krks krku krqk krqq krqr krqu krrk krrq krrr krrs krsd krsk krsq krsr krss krsu kruk krur ksdk ksdq ksdr ksds kskd kskk kskq kskr ksks ksku ksqq ksqs ksrq ksrr ksrs kssq kssr ksss kssu ksud ksuu kudd kudu kukk kuks kuku kuqq kurd kurk kurq kurr kurs kuru kusd kusq kusu kuuk kuur kuuu qqqq qrss qsdk qsqs qsrs qurd quu- rkss rrrr rsdd rsds rudd ruds rukk ruku rurd rurs ruru rusk russ rusu ruud sdds sdrs sdss sdsu sksd skss skud skur sqrd srsd ssdd ssrs ssss sudd suds suks suku suqs sur- surd surr surs suru sus- susd susk suss susu suus udds udsd uduk ukur urds urdu urss ursu uruk uruq urur urus us-k usds ussr usss ussu usus uuuu