a-ii aaaa aaac aaaf aaai aaar aaas aaca aacc aacf aaci aacr aacs aact aafa aafc aaff aafi aaic aaii aais aara aarc aari aars aart aasa aasc aasf aasi aass aast aata aatc aatf aatt ac-t acaa acac acai acar acas acat acca accc accf acci accs acct acfc acfi acfs acft aci- acia acic acif acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acst acta actc actf acti acts actt afaa afar afat afca afcc afci afcs affa affc affi affs afft afia afif afir afis afit afr- afra afrc afri afrs afsa afsc afst afta aftc afts aiai aias aica aicc aicf aicr aics aiff aifs aiia aiic aiir aira airi airs airt aisa aisi aisr aist aita aitf aiti aitr aits aitt arac araf arai arar aras arat arc- arca arci arcs arct arfa arfc arff arfs arft aria arif arii aris arit arr- arra arrc arri arrr arrs arrt ars- arsa arsc arsi arst arta artc arti artr arts asaa asac asaf asai asar asas asat asc- asca ascc asci ascr asct asfa asfi asia asic asif 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 atcf atcr atcs atfc atfs atia atic atif atis atit atra atrc atri atsc atsi atst atta atti attr atts caaa caac caaf caas caat cac- caca cacc caci cacr cafa cafc caff cafs caia caic cair cais cait cara carc carf cari carr cars cart casa casc casi casr cass cast cat- cata catc catf cati cats catt ccaa ccac ccaf ccai ccar ccas ccat ccca cccc cccf ccci cccs ccfa ccfc ccff ccfi ccic ccii ccir ccis ccra ccrc ccrf ccri ccrs ccrt ccsa ccsf ccsi ccss ccst cctc cctt cfaa cfac cfar cfca cfcf cfcs cffr cfia cfit cfra cfrt cfsa cfsi cfta cftc cftr ciaa ciar cias ciat cica cicc cici cicr cics cict cifa ciff cifs ciia ciii ciis ciit cira circ ciri cirr cirs cirt cis- cisa cisc cisr ciss cist cita citf citi cits citt crac craf crai crar cras crat crca crcc crcr crfc crfs cria cric crif cris crit crrt crsa crss crst crtc crtf crts csaa csac csar csas csat cscc cscf csci cscr cscs csfc csfr csia csir csis csit csra csrc csrs cssa cssr csta cstc cstr csts ctca ctcf ctfc ctfs ctia ctic ctrc ctrs ctsa ctsc ctss ctta ctts faaa faac faas faca facc facs fact fafa fafc faff fafi fair fais fait fara farc farr fars fart fasa fasc fasi fass fast fata fatc fatf fati fats fatt fcar fcas fcat fcca fccf fcic fcii fcra fcsc fcst ffar ffcc ffff ffii ffrr ffsa ffss fftf fiaa fiac fiaf fiar fias fiat fica ficc fics fict fifa fifc fiff fifi fift fiii fira firs fisa fisc fisi fiss fist fita fitc fiti fits fitt frac fras frat frcc frfc fria fric fris frit frsc frst frta fsai fsas fscc fsfi fsia fsra fssa fssc fssf fsta ft-c ftfc ftii ftrs ftsa ftsr iaaa iaac iaai iaas iaat iaca iacc iacr iacs iact iafc iaff iaia iais iara iarc iars iart iasa iasc iasi iasr iata iatc iati icaa icac icaf icai icar icas icat icca iccc iccf icci iccr iccs icct icis icra icrc icrf icrr icrs icrt icsa icsc icsi icsr icss icst icta icts ifaa ifac ifar ifas ifat ific ifis ifit ifra ifrf ifri ifsa ifsc ifta iiac iias iica iifa iiii iiis iiit iira iirc iirs iisc iisi iisr iist iita iitr iitt irac iraf irai irar iras irca ircc ircs iri- iria iric iris irra irrc irri irrs irsa irsf irta irtf irti irts is-a isac isaf isai isar isas isat isca iscc isci iscr iscs isct isfa isfc isia isic isis isit isra isri issa issc issf issi issr isss ista istc isti istr ists itaa itac itaf itai itar itas itat itcs itfa itia itic itif itis itra itrf itri itrs itsa itsf itsi itta ittf raaf raas raat rac- raca racc raci racs ract rafa rafc raff rafi raft raia raic raif raii rair rais rait rara rarf rari rars rasa rasc rasi rass rast rata ratf rati rats ratt rcac rcaf rcas rccc rccs rcfc rcic rcis rcsa rcsc rcsi rcss rctc rcti rcts rffc rfic rftc riaa riai rias riat rica ricc rics rict rifa riff rifs rift riia riif riis riri rirs risa risc risi riss rist rita riti rits ritt rras rrat rrfc rrif rrrr rsaa rsaf rsai rscc rscs rsfc rsis rssa rsts rtai rtas rtca rtcc rtfc rtss rtts s-ic s-ii sa-c saac saaf saar saas saat saca sacc saci sacr sacs sact safa safc saff safi safr saft saia saic saif sair sais sait sara sarc sarf sari sarr sars sart sasa sasc sasf sasi sass sast sata satc sati satr sats satt scaa scac scaf scai scar scas scat sccc sccs scct scfa scfc scfi sci- scia scic scif scir scis scit scr- scra scrc scri scrs scsa scsc scsi scsr scst sctc sctr scts sfar sfas sfca sfcc sfcs sffc sfia sfra sfrc sfss sfts siaa siac siaf siai sias siat sica sicc sici sics sifa siff sifr sift siit sira sirc sirf siri sirr sirs sirt sisa sisc sisi siss sist sit- sita sitc siti sits sitt sraf sras srcc srct srfc srfi sris srta srtr ssaa ssac ssas ssat ssca sscc ssci sscs ssfc ssis ssit ssra ssrc ssri ssrs sssa sssc sssf sssi ssss ssta sstc ssts stac stai star stas stat stca stcc stcs stfc stia stic stif stir stis stit stra strc stri strs stsf stsi stss sttc sttr taa- taaf taar taas taat taca tacc taci tacs tact tafa tafc taff tafi taft taia tair tais tait tara tarc tarf tari tarr tars tart tasa tasc tasi tasr tass tast tata tati tatr tats tatt tcca tccc tcfc tctc