a-ak aaaa aaac aaad aaca aacc aacd aack aacu aada aadc aadu aaka aaku acaa acac acad acca accc accd accu acda acdc ackd acu- adaa adac adad adak adcc adda addc addd addu adua aduk akaa akca akka akku akua auaa auca audc c-cd caaa caac cac- caca cacc cack cada cadc cadd cadu caka cauc cauk ccaa ccac ccad ccca cccc cccu ccdc ccuc cdaa cdac cdad cdda ckac ckck ckdu cuau cuca cucc cuck cuda cuk- cuka daad daau daca dada dadu daka daku daud dauk dcca dccc dccu dddd dkdc duaa duad duca duck duda dudd dudu duka duku kaaa kaak kacc kacd kacu kad- kada kadd kadu kaka kakc kakk kaku kau- kauc kaud kauk kcaa kcac kcad kcau kcca kccc kccd kcck kccu kcda kcdc kcdd kcdu kckc kckk kcua kcuk kdaa kdac kdad kdak kdca kdcc kdcd kddc kddd kddk kdka kdkd kdkk kduc kkaa kkac kkcd kkck kkda kkdc kkdd kkkk kkua kkuu kuac kuau kuca kucc kucd kuda kudd kudu kuka kukk kuku kuuk kuuu uaca uaua ucad ucak ucca ucdc ucdd ucka ucua udaa udad udau udca uduk ukcc uuuu