a-ii aaaa aaac aaaf aaai aaca aacc aacf aaci aaco aact aafa aafc aaff aafi aaic aaii aaoo aata aatc aatf aatt ac-t acaa acac acai acat acca accc accf acci acco acct acfc acfi acft aci- acia acic acif acoa acot acta actc actf acti acto actt afaa afao afat afca afcc afci affa affc affi affo afft afia afif afit afoa afoo afta aftc aiai aica aicc aicf aiff aiia aiic aioc aioi aita aitf aiti aitt aoca aotc aotf at-t ataa atac atai atat atca atcc atcf atco atfc atia atic atif atit atoc atof atoi atot atta atti atto caaa caac caaf caat cac- caca cacc caci caco cafa cafc caff caia caic caio cait caoi cat- cata catc catf cati cato catt ccaa ccac ccaf ccai ccat ccca cccc cccf ccci ccfa ccfc ccff ccfi ccic ccii ccoc cctc cctt cfaa cfac cfao cfca cfcf cfco cfia cfit cfoa cfta cftc ciaa ciao ciat cica cicc cici cico cict cifa ciff ciia ciii ciit cita citf citi cito citt coai coat coca coco coct cofc coff cofi coft coia coif coit coof coot cota cotc coti coto cott ctca ctcf ctfc ctfo ctia ctic ctot ctta faaa faac faca facc fact fafa fafc faff fafi fafo faio fait fata fatc fatf fati fato fatt fcat fcca fccf fcic fcii fcot fcto ffcc ffff ffii fftf fiaa fiac fiaf fiat fica ficc fico fict fifa fifc fiff fifi fifo fift fiii fita fitc fiti fitt foaf foca foci foco fofo foia foof foot fota foti foto fott ft-c ftfc ftii iaaa iaac iaai iaat iaca iacc iact iafc iaff iaia iata iatc iati icaa icac icaf icai icao icat icca iccc iccf icci icco icct icoc icta ifaa ifac ifao ifat ifco ific ifit ifta ifto iiac iica iifa iiii iiio iiit iioi iioo iita iitt ioci iofc ioii ioio ioit ioof iooi iooo iota iotf ioto itaa itac itaf itai itat itfa itia itic itif itof itoi itoo itta ittf itto oafc oafo oaic ocac ocat occa occc occi occt ocfa oct- octa octi octo off- offa offc offo ofit ofta oici oiii oita oitc oiti ooaa ooff ooia oooo otac otfc otic otif otit oto- otof otoo otta otti otto taa- taaf taat taca tacc taci taco tact tafa tafc taff tafi tafo taft taia taio tait taoa tata tati tato tatt tcca tccc tcfc tctc tfca tfot tftc tiaa tiaf tiao tica ticc tico tifa tiff tifo tift tiit tita titc titi tito titt toat toca toci toco tofa toff tofi tofo toft toit tooa toof toot tota totc toti toto tott ttfa ttfc ttff tttt