a-ak aaaa aaab aaas aaba aabb aaka aaku aasa aass aasu aaus abaa abab abag abak abas abau abb- abba abbb abbs abs- absa abss absu abua abug abuk abus agag agas agau agba agga aggu agsa agsg agsu agua agus akaa akas akka akku aksa aksu akua asaa asab asag asak asas asau asba asbu aska asks assa assk asss assu asub asus auaa auga augs auks ausa ausu auug baaa baak baas baba babb babs babu baga bagg bags bak- baka baks baku basa bask bass basu bau- baug bauk bbas bbau bbbb bbbs bbga bggs bsaa bsas bsgs buba bubb bubs bubu buga bugg bugs buka bukk buku busa busk buss busu buus gaas gaba gabb gabs gabu gaga gagg gags gagu gaku gasa gasb gask gass gaua gaub gauk gaus gbag gbas gbbs gggg ggss gsab gskb guaa guag guba gubb gubs gubu guga gugb gugg gugu gusa gusb guss guus kaaa kaab kaag kaak kaas kaba kabb kabg kabu kag- kaga kagb kagg kags kagu kaka kakk kaks kaku kas- kasa kasb kask kass kasu kau- kaub kaug kauk kaus kbaa kbab kbak kbas kbba kbbb kbbg kbbk kbbs kbbu kbga kbgb kbgg kbkb kbkg kbkk kbsa kbsb kbsg kbsk kbss kbsu kbua kbub kbuk kbus kbuu kgab kgak kgas kgba kgbb kgga kggg kgks kgua kgus kkaa kkag kkba kkbb kkbg kkbs kkgb kkkk kksa kkss kksu kkua kkus kkuu ksab ksak ksas ksau ksba ksbs ksgg ksgu kska kskb kskg kskk ksks ksku kssa ksss kssu ksua ksub ksug ksuu kuau kuba kubb kubs kubu kuga kugb kugs kuka kukk kuks kuku kusa kusb kusg kusu kuub kuuk kuuu saab saag saak saas saba sabb sabs sabu saga sagg sags sagu saka sakb sakk saks saku sasa sask sass saua sauk saus sbaa sbas sbbs sbsa sbus sgaa sgau sggg sggs sgss skab skag skss skua ssaa ssab ssas ssau ssgs sssa sssb ssss suas sub- suba subb subg subs sug- suga sugg suka suks suku sus- susa susk suss susu suus uasa uaua ubba ugab uggs uguu ukba uksa uksg us-a us-k usaa usag usak usas usba usbs usga uska ussa ussb usss ussu usua usus uuuu