a-ii aaaa aaac aaai aaar aaas aaca aacc aaci aacr aacs aact aaic aaii aais aara aarc aari aars aart aasa aasc aasi aass aast aata aatc aatt ac-t acaa acac acai acar acas acat acca accc acci accs acct aci- acia acic acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acst acta actc acti acts actt aiai aias aica aicc aicr aics aiia aiic aiir aira airi airs airt aisa aisi aisr aist aita aiti aitr aits aitt arac arai arar aras arat arc- arca arci arcs arct aria arii aris arit arr- arra arrc arri arrr arrs arrt ars- arsa arsc arsi arst arta artc arti artr arts asaa asac asai asar asas asat asc- asca ascc asci ascr asct asia asic asii asir asis asit asra asrc asrs assa assc assi assr asss asst asta astc asti astr asts at-t ataa atac atai atar atas atat atca atcc atcr atcs atia atic atis atit atra atrc atri atsc atsi atst atta atti attr atts caaa caac caas caat cac- caca cacc caci cacr caia caic cair cais cait cara carc cari carr cars cart casa casc casi casr cass cast cat- cata catc cati cats catt ccaa ccac ccai ccar ccas ccat ccca cccc ccci cccs ccic ccii ccir ccis ccra ccrc ccri ccrs ccrt ccsa ccsi ccss ccst cctc cctt ciaa ciar cias ciat cica cicc cici cicr cics cict ciia ciii ciis ciit cira circ ciri cirr cirs cirt cis- cisa cisc cisr ciss cist cita citi cits citt crac crai crar cras crat crca crcc crcr cria cric cris crit crrt crsa crss crst crtc crts csaa csac csar csas csat cscc csci cscr cscs csia csir csis csit csra csrc csrs cssa cssr csta cstc cstr csts ctca ctia ctic ctrc ctrs ctsa ctsc ctss ctta ctts iaaa iaac iaai iaas iaat iaca iacc iacr iacs iact iaia iais iara iarc iars iart iasa iasc iasi iasr iata iatc iati icaa icac icai icar icas icat icca iccc icci iccr iccs icct icis icra icrc icrr icrs icrt icsa icsc icsi icsr icss icst icta icts iiac iias iica iiii iiis iiit iira iirc iirs iisc iisi iisr iist iita iitr iitt irac irai irar iras irca ircc ircs iri- iria iric iris irra irrc irri irrs irsa irta irti irts is-a isac isai isar isas isat isca iscc isci iscr iscs isct isia isic isis isit isra isri issa issc issi issr isss ista istc isti istr ists itaa itac itai itar itas itat itcs itia itic itis itra itri itrs itsa itsi itta raas raat rac- raca racc raci racs ract raia raic raii rair rais rait rara rari rars rasa rasc rasi rass rast rata rati rats ratt rcac rcas rccc rccs rcic rcis rcsa rcsc rcsi rcss rctc rcti rcts riaa riai rias riat rica ricc rics rict riia riis riri rirs risa risc risi riss rist rita riti rits ritt rras rrat rrrr rsaa rsai rscc rscs rsis rssa rsts rtai rtas rtca rtcc rtss rtts s-ic s-ii sa-c saac saar saas saat saca sacc saci sacr sacs sact saia saic sair sais sait sara sarc sari sarr sars sart sasa sasc sasi sass sast sata satc sati satr sats satt scaa scac scai scar scas scat sccc sccs scct sci- scia scic scir scis scit scr- scra scrc scri scrs scsa scsc scsi scsr scst sctc sctr scts siaa siac siai sias siat sica sicc sici sics siit sira sirc siri sirr sirs sirt sisa sisc sisi siss sist sit- sita sitc siti sits sitt sras srcc srct sris srta srtr ssaa ssac ssas ssat ssca sscc ssci sscs ssis ssit ssra ssrc ssri ssrs sssa sssc sssi ssss ssta sstc ssts stac stai star stas stat stca stcc stcs stia stic stir stis stit stra strc stri strs stsi stss sttc sttr taa- taar taas taat taca tacc taci tacs tact taia tair tais tait tara tarc tari tarr tars tart tasa tasc tasi tasr tass tast tata tati tatr tats tatt tcca tccc tctc tcts tiaa tiar tias tica ticc tics tiit tira tiri tirr tirs tisa tisi tiss tist tita titc titi tits titt traa trac trai tras trat trca trcc tri- tria tric tris trit trra trsi trst trtc trtr tsaa tsai tsar tsat tsca tscc tsia tsis tssa tssi tssr tsst tstc tsts ttss tttt