a-ak aaaa aaac aaad aaas aaca aacc aacd aack aacs aacu aada aadc aads aadu aaka aaku aasa aasc aasd aass aasu aaus acaa acac acad acas acca accc accd accs accu acda acdc acds ackd acks acsa acsc acsd acss acu- acus adaa adac adad adak adas adcc adcs adda addc addd adds addu adsa adss adua aduk akaa akas akca akka akku aksa aksu akua asaa asac asad asak asas asau asc- asca ascc asda asds aska asks assa assc assd assk asss assu asud asus auaa auca audc auks ausa ausd ausu c-cd caaa caac caas cac- caca cacc cack cada cadc cadd cads cadu caka casa casc casd cask cass casu cauc cauk caus ccaa ccac ccad ccas ccca cccc cccs cccu ccdc ccds ccsa ccsd ccss ccuc ccus cdaa cdac cdad cdcs cdda cdss ckac ckck ckcs ckdu cksa csaa csac csak csas cscc cscd cscs csda cska csks cssa cssd csua csus cuau cuca cucc cuck cuda cuds cuk- cuka cusa cusd cusk cuss cusu daad daas daau daca dacs dada dads dadu daka daks daku dasa dasc dasd dask dass daud dauk daus dcas dcca dccc dccs dccu dcds dcsc dcss dddd ddss dkdc dsac dscc dscs dsda dssa dssc duaa duad duas duca duck ducs duda dudd duds dudu duka duku dusa dusk kaaa kaak kaas kacc kacd kacs kacu kad- kada kadd kads kadu kaka kakc kakk kaks kaku kas- kasa kasc kask kass kasu kau- kauc kaud kauk kaus kcaa kcac kcad kcas kcau kcca kccc kccd kcck kccu kcda kcdc kcdd kcds kcdu kckc kckk kcsa kcsc kcsd kcss kcsu kcua kcuk kdaa kdac kdad kdak kdca kdcc kdcd kddc kddd kddk kdka kdkd kdkk kdsc kdsd kdsk kdss kdsu kduc kdus kkaa kkac kkcd kkck kkcs kkda kkdc kkdd kkkk kksa kksd kkss kksu kkua kkus kkuu ksac ksak ksas ksau ksca ksck kscs kscu ksdc ksdk ksds kska kskd kskk ksks ksku kssa ksss kssu ksua ksud ksuu kuac kuau kuca kucc kucd kuda kudd kudu kuka kukk kuks kuku kusa kusc kusd kusu kuuk kuuu sa-c saac saad saak saas saca sacc sacd sack sacs sacu sada sadc sadd sads sadu saka sakk saks saku sasa sasc sasd sask sass saua sauc saud sauk saus scaa scac scad scak scas sccc sccs scda scdc scds sck- scsa scsc scsd scsu scua scud sdak sdau sdcc sddc sdds sdsc sdss sdsu skac skad sksd skss skua skud ssaa ssac ssas ssau ssca sscc sscs ssdc ssdd sssa sssc ssss suas suc- succ suck sucs suda sudd suds suka suks suku sus- susa susd susk suss susu suus uaca uasa uasd uaua ucad ucak ucas ucca ucdc ucdd ucka ucsa ucsc ucsd ucsu ucua udaa udad udas udau udca udds udsd uduk ukcc uksa uksc us-a us-k usaa usac usad usak usas usca uscc uscs usda usdc usds uska ussa ussc usss ussu usua usus uuuu