a-fu a-ii aaaa aaac aaaf aaai aaal aaca aacc aacf aaci aacl aacu aafa aafc aaff aafi aafl aaic aaii aala aalc aali aall aalu acaa acac acai acca accc accf acci accu acfc acfi acfl aci- acia acic acif acla aclc acli aclu acu- acuf acul afaa afca afcc afci afcu affa affc affi afia afif afil afla aflc afua aiai aica aicc aicf aiff aifl aiia aiic aila aili ailu aiui alaa alac alai alal alau alca alcc alfa alfi ali- alia alif alii alil aliu all- alla alli alll allu alua aluf alui auaa auca auci aufc aufi aul- aula aulf auli aull aulu caaa caac caaf caal cac- caca cacc caci cafa cafc caff cafl cafu caia caic cail caiu cala calc calf cali call calu cauc cauf caul ccaa ccac ccaf ccai ccca cccc cccf ccci cccl cccu ccfa ccfc ccff ccfi ccfl ccic ccii ccil ccla cclc ccli ccuc cfaa cfac cfca cfcf cfcl cfia ciaa cial ciau cica cicc cici cicu cifa ciff cifl ciia ciii cila cili cill ciuc claf clai clau clic clif clii cuau cuca cucc cuci cufa cufc cuff cufi cui- cuif cuil cula culc cull faaa faac faca facc fafa fafc faff fafi fail fala falc fali fall falu faul fcal fcca fccf fcic fcii ffcc ffff ffii fiaa fiac fiaf fial fica ficc fifa fifc fiff fifi fiii fiil fila fili fill fiua flac flcl flia flic flii fluf fuc- fuca fuci fufc fuff fufu fuil fula fuli full fulu iaaa iaac iaai iaal iaca iacc iacu iafc iaff iafl iaia iala iall ialu icaa icac icaf icai ical icca iccc iccf icci iccl iccu icll ifaa ifac ific ifil ifla iiac iica iifa iiii iila iiuc ilac ilal ilca ilia ilic ill- illa illi iucc iuiu laaa laac laal laca lacc laci lacl lacu lafc laff laia laic lail lala lali lall lalu lauf laul lcac lcca lccc lcfc lcia lfca lfcc liac lica lifa liff lifl liia liii lila lili lill lilu liua liuf llcc lllc llll luai luau luca luci luff lufu luif lula luli lull lulu luua uaca uafa uaua ucai ucal ucca ucci ucfa ucil ucla ucua ufcu uffa uica ulaa ulai ulcc ulic ulla ulli ulua ulul uulu uuuu