a-ii aaaa aaac aaad aaai aaas aaca aacc aacd aaci aacs aacu aada aadc aadi aads aadu aaic aaii aais aasa aasc aasd aasi aass aasu aaus acaa acac acad acai acas acca accc accd acci accs accu acda acdc acdi acds aci- acia acic acid acis acsa acsc acsd acsi acss acu- acus adaa adac adad adai adas adcc adci adcs adda addc addd addi adds addu adia adic adis adsa adsi adss adua aiai aias aica aicc aicd aics aida aidc aidi aids aidu aiia aiic aiid aisa aisd aisi aiud aiui asaa asac asad asai asas asau asc- asca ascc asci asda asds asia asic asii asis assa assc assd assi asss assu asud asui asus auaa auca auci audc audi auis ausa ausd ausu c-cd caaa caac caas cac- caca cacc caci cada cadc cadd cadi cads cadu caia caic caid cais caiu casa casc casd casi cass casu cauc caus ccaa ccac ccad ccai ccas ccca cccc ccci cccs cccu ccdc ccdi ccds ccic ccid ccii ccis ccsa ccsd ccsi ccss ccuc ccus cdaa cdac cdad cdai cdcs cdda cdic cdii cdis cdss ciaa cias ciau cica cicc cici cics cicu cida cidc cidi cids ciia ciid ciii ciis cis- cisa cisc cisd ciss ciuc cius csaa csac csas cscc cscd csci cscs csda csia csid csis cssa cssd csua csus cuau cuca cucc cuci cuda cudi cuds cui- cuis cusa cusd cuss cusu daad daas daau daca daci dacs dada dadi dads dadu daia daid dais dasa dasc dasd dasi dass daud daus dcas dcca dccc dcci dccs dccu dcds dcia dcii dcis dcsc dcss dddd ddss dia- diac diad dias dica dici dida didi dids didu diii diis dis- disa disc disd disi diss dius dsac dscc dscs dsda dssa dssc dssi duaa duad duas duca ducs duda dudd duds dudu duid duis dusa dusi iaaa iaac iaai iaas iaca iacc iacs iacu iadc iaia iais iasa iasc iasi icaa icac icad icai icas icca iccc icci iccs iccu icdc icdd icis icsa icsc icsd icsi icss icus idad idas idca idda idia idic idid idis idsa idsc idss idus iiac iias iica iicd iida iiii iiis iisc iisd iisi iisu iiuc is-a isac isad isai isas isca iscc iscd isci iscs iscu isda isdc isds isia isic isis issa issc issi isss issu isua isus iucc iuds iuiu iusd iuss s-ic s-ii sa-c saac saad saas saca sacc sacd saci sacs sacu sada sadc sadd sadi sads sadu saia saic said sais sasa sasc sasd sasi sass saua sauc saud saus scaa scac scad scai scas sccc sccs scda scdc scds sci- scia scic scid scis scsa scsc scsd scsi scsu scua scud sdau sdcc sddc sdds sdic sdsc sdss sdsu siaa siac siai sias siau sica sicc sici sics sicu sida sidd sidi sids sisa sisc sisd sisi siss sisu siui sius ssaa ssac ssas ssau ssca sscc ssci sscs ssdc ssdd ssid ssis sssa sssc sssi ssss suas suc- succ suci sucs suda sudd sudi suds suid suis sus- susa susd susi suss susu suus uaca uasa uasd uaua ucad ucai ucas ucca ucci ucdc ucdd ucsa ucsc ucsd ucsu ucua udaa udad udas udau udca uddi udds udic udid udsd uica uisd us-a usaa usac usad usas usca uscc uscs usda usdc usds usia usis ussa ussc usss ussu usua usui usus uusi uuuu