a-ii aaaa aaac aaaf aaai aaar aaca aacc aacf aaci aacr aact aafa aafc aaff aafi aaic aaii aara aarc aari aart aata aatc aatf aatt ac-t acaa acac acai acar acat acca accc accf acci acct acfc acfi acft aci- acia acic acif acir acr- acra acrc acri acrr acta actc actf acti actt afaa afar afat afca afcc afci affa affc affi afft afia afif afir afit afr- afra afrc afri afta aftc aiai aica aicc aicf aicr aiff aiia aiic aiir aira airi airt aita aitf aiti aitr aitt arac araf arai arar arat arc- arca arci arct arfa arfc arff arft aria arif arii arit arr- arra arrc arri arrr arrt arta artc arti artr at-t ataa atac atai atar atat atca atcc atcf atcr atfc atia atic atif atit atra atrc atri atta atti attr caaa caac caaf caat cac- caca cacc caci cacr cafa cafc caff caia caic cair cait cara carc carf cari carr cart cat- cata catc catf cati catt ccaa ccac ccaf ccai ccar ccat ccca cccc cccf ccci ccfa ccfc ccff ccfi ccic ccii ccir ccra ccrc ccrf ccri ccrt cctc cctt cfaa cfac cfar cfca cfcf cffr cfia cfit cfra cfrt cfta cftc cftr ciaa ciar ciat cica cicc cici cicr cict cifa ciff ciia ciii ciit cira circ ciri cirr cirt cita citf citi citt crac craf crai crar crat crca crcc crcr crfc cria cric crif crit crrt crtc crtf ctca ctcf ctfc ctia ctic ctrc ctta faaa faac faca facc fact fafa fafc faff fafi fair fait fara farc farr fart fata fatc fatf fati fatt fcar fcat fcca fccf fcic fcii fcra ffar ffcc ffff ffii ffrr fftf fiaa fiac fiaf fiar fiat fica ficc fict fifa fifc fiff fifi fift fiii fira fita fitc fiti fitt frac frat frcc frfc fria fric frit frta ft-c ftfc ftii iaaa iaac iaai iaat iaca iacc iacr iact iafc iaff iaia iara iarc iart iata iatc iati icaa icac icaf icai icar icat icca iccc iccf icci iccr icct icra icrc icrf icrr icrt icta ifaa ifac ifar ifat ific ifit ifra ifrf ifri ifta iiac iica iifa iiii iiit iira iirc iita iitr iitt irac iraf irai irar irca ircc iri- iria iric irra irrc irri irta irtf irti itaa itac itaf itai itar itat itfa itia itic itif itra itrf itri itta ittf raaf raat rac- raca racc raci ract rafa rafc raff rafi raft raia raic raif raii rair rait rara rarf rari rata ratf rati ratt rcac rcaf rccc rcfc rcic rctc rcti rffc rfic rftc riaa riai riat rica ricc rict rifa riff rift riia riif riri rita riti ritt rrat rrfc rrif rrrr rtai rtca rtcc rtfc taa- taaf taar taat taca tacc taci tact tafa tafc taff tafi taft taia tair tait tara tarc tarf tari tarr tart tata tati tatr tatt tcca tccc tcfc tctc tfca tftc tiaa tiaf tiar tica ticc tifa tiff tift tiit tira tiri tirr tita titc titi titt traa trac traf trai trat trca trcc trfc trfr tri- tria tric trif trit trra trtc trtr ttfa ttfc ttff tttt