a-ii aaaa aaac aaai aaar aaas aaca aacc aaci aacr aacs aacu aaic aaii aais aara aarc aari aars aaru aasa aasc aasi aass aasu aaus acaa acac acai acar acas acca accc acci accs accu aci- acia acic acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acu- acur acus aiai aias aica aicc aicr aics aiia aiic aiir aira airi airs aisa aisi aisr aiui arac arai arar aras arau arc- arca arci arcs aria arii aris arr- arra arrc arri arrr arrs arru ars- arsa arsc arsi arsu arua arui asaa asac asai asar asas asau asc- asca ascc asci ascr asia asic asii asir asis asra asrc asrs asru assa assc assi assr asss assu asui asur asus auaa auca auci auis aur- aura auri ausa ausu caaa caac caas cac- caca cacc caci cacr caia caic cair cais caiu cara carc cari carr cars casa casc casi casr cass casu cauc caus ccaa ccac ccai ccar ccas ccca cccc ccci cccs cccu ccic ccii ccir ccis ccra ccrc ccri ccrs ccsa ccsi ccss ccuc ccus ciaa ciar cias ciau cica cicc cici cicr cics cicu ciia ciii ciis cira circ ciri cirr cirs cis- cisa cisc cisr ciss ciuc cius crac crai crar cras crau crca crcc crcr cria cric cris criu crsa crss crus csaa csac csar csas cscc csci cscr cscs csia csir csis csra csrc csrs cssa cssr csua csur csus cuau cuca cucc cuci cui- cuir cuis cura curi curr curs cusa cuss cusu iaaa iaac iaai iaas iaca iacc iacr iacs iacu iaia iais iara iarc iars iaru iasa iasc iasi iasr icaa icac icai icar icas icca iccc icci iccr iccs iccu icis icra icrc icrr icrs icru icsa icsc icsi icsr icss icus iiac iias iica iiii iiis iira iirc iirs iisc iisi iisr iisu iiuc irac irai irar iras irca ircc ircs ircu iri- iria iric iris irra irrc irri irrs irsa irus is-a isac isai isar isas isca iscc isci iscr iscs iscu isia isic isis isra isri issa issc issi issr isss issu isua isus iucc iuiu iura iuss raas rac- raca racc raci racs racu raia raic raii rair rais raiu rara rari rars rasa rasc rasi rass rasu raua rauc raus rcac rcas rccc rccs rcic rcis rcsa rcsc rcsi rcss riaa riai rias riau rica ricc rics riia riis riri rirs risa risc risi riss risu rius rras rrrr rsaa rsai rscc rscs rsis rssa rsua ruas ruca ruci ruis rura rurc ruri rurs ruru rusa rusi russ rusu s-ic s-ii sa-c saac saar saas saca sacc saci sacr sacs sacu saia saic sair sais sara sarc sari sarr sars saru sasa sasc sasi sass saua sauc saur saus scaa scac scai scar scas sccc sccs sci- scia scic scir scis scr- scra scrc scri scrs scsa scsc scsi scsr scsu scua scur siaa siac siai sias siau sica sicc sici sics sicu sira sirc siri sirr sirs siru sisa sisc sisi siss sisu siui sius sras srcc sris ssaa ssac ssas ssau ssca sscc ssci sscs ssis ssra ssrc ssri ssrs sssa sssc sssi ssss suar suas suc- succ suci sucr sucs suir suis sur- sura surc suri surr surs suru sus- susa susi suss susu suus uaca uair uarc uars uaru uasa uaua ucai ucar ucas ucca ucci ucrc ucsa ucsc ucsu ucua uica uira uirr urac urai uras urau urca urci uria uric uris uriu urra urri ursa ursi urss ursu urur urus us-a usaa usac usar usas usca uscc uscs usia usis usra ussa ussc ussr usss ussu usua usui usus uuri uusi uuuu