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 acag acai acar acas acat acca accc acci accs acct acga acgi acgr acgs aci- acia acic acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acst acta actc actg acti acts actt agac agag agai agar agas agat agca agcc agct agga aggi agia agic agig agii agir agis agit agra agri agsa agsg agst agta agtr agts aiai aias aica aicc aicr aics aiga aiia aiic aiir aira airi airs airt aisa aisg aisi aisr aist aita aiti aitr aits aitt arac arag arai arar aras arat arc- arca arci arcs arct arga argi args aria arig arii aris arit arr- arra arrc arrg arri arrr arrs arrt ars- arsa arsc arsi arst arta artc arti artr arts asaa asac asag asai asar asas asat asc- asca ascc asci ascr asct asgt asia asic asii asir asis asit asra asrc asrg 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 caga cagg cagi cagr cags 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 ccag ccai ccar ccas ccat ccca cccc ccci cccs ccga ccgc ccgs ccgt ccic ccii ccir ccis ccra ccrc ccrg ccri ccrs ccrt ccsa ccsg ccsi ccss ccst cctc cctt cgac cgas cgcc cgcg cggs cgis cgss cgst ciaa ciar cias ciat cica cicc cici cicr cics cict ciga cigi cigs ciia ciii ciis ciit cira circ ciri cirr cirs cirt cis- cisa cisc cisr ciss cist cita citg citi cits citt crac crag crai crar cras crat crca crcc crcr crgs cria cric crig 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 cstg cstr csts ctag ctca ctia ctic ctrc ctrs ctsa ctsc ctss ctta ctts gaar gaas gaga gagg gagi gags gaia gaig gair gais gait gara garg gari garr gars gart gasa gasc gasi gasr gass gast gata gatc gati gatr gats gatt gc-c gcaa gcat gccc gccs gcic gcii gcrg gcss gcst gctc gcts gggg ggss giaa giac giai gias giat gica gicr giga gigg gigi gigs giis gira girg giri girr girs girt gisa giss gist gita gits grac grai gras grat grcc gria gric grig gris grit grrr grrs grss grtc gsat gsis gstr gtaa gtcr gtcs gtta iaaa iaac iaai iaas iaat iaca iacc iacr iacs iact iags iaia iais iara iarc iars iart iasa iasc iasi iasr iata iatc iati icaa icac icag icai icar icas icat icca iccc icci iccr iccs icct icga icgc icis icra icrc icrr icrs icrt icsa icsc icsi icsr icss icst icta icts igac igar igas igcc igga iggs igia igis igra igri iiac iias iica iiii iiis iiit iira iirc iirs iisc iisi iisr iist iita iitr iitt irac irai irar iras irca ircc ircg ircs irgs iri- iria iric irig iris irra irrc irri irrs irsa irsg irta irti irts is-a isac isai isar isas isat isca iscc isci iscr iscs isct isgc isia isic isis isit isra isrg isri issa issc issi issr isss ista istc isti istr ists itaa itac itai itar itas itat itcs itgc itgs itia itic itis itra itri itrs itsa itsi itta raag raas raat rac- raca racc raci racs ract raga ragg ragi rags raia raic raig raii rair rais rait rara rari rars rasa rasc rasi rass rast rata rati rats ratt rcac rcas rccc rccs rcga rcgc rcic rcis rcrg rcsa rcsc rcsi rcss rctc rctg rcti rcts rgit rgtr rgts riaa riai rias riat rica ricc rics rict riga rigg rigi rigs riia riis riri rirs risa risc risi riss rist rita riti rits ritt rras rrat rrrr rsaa rsai rscc rscs rsgc rsis rssa rsts rtai rtas rtca rtcc rtcg rtgs rtss rtts s-ic s-ii sa-c saac saag saar saas saat saca sacc saci sacr sacs sact saga sagg sagi sags sagt saia saic sair sais sait sara sarc sarg sari sarr sars sart sasa sasc sasi sass sast sata satc satg sati satr sats satt scaa scac scag scai scar scas scat sccc sccs scct scgs sci- scia scic scir scis scit scr- scra scrc scri scrs scsa scsc scsi scsr scst sctc sctr scts sgaa sgac sgca sgcg sggg sggs sgic sgss sgta sgts siaa siac siag siai sias siat sica sicc sici sics siga sigg sigi sigs 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 ssgs ssgt ssis ssit ssra ssrc ssrg ssri ssrs sssa sssc sssi ssss ssta sstc ssts stac stag stai star stas stat stca stcc stcs stgr stia stic stig stir stis stit stra strc stri strs stsi stss sttc sttr taa- taag taar taas taat taca tacc taci tacs tact taga tagg tagi tags taia taig tair tais tait tara tarc targ tari tarr tars tart tasa tasc tasi tasr tass tast tata tati tatr tats tatt tcca tccc tcga tctc tcts tgcc tgtc tgts tiaa tiar tias tica ticc tics tiga tigi tigr tigs tiit tira tiri tirr tirs tisa tisi tiss tist tita titc titi tits titt traa trac trag trai tras trat trca trcc tri- tria tric trig tris trit trra trsi trst trtc trtr tsaa tsai tsar tsat tsca tscc tscg tsgt tsia tsig tsis tssa tssg tssi tssr tsst tstc tsts ttss tttt