a-ii aaaa aaac aaaf aaai aaal aaar aaca aacc aacf aaci aacl aacr aafa aafc aaff aafi aafl aaic aaii aala aalc aali aall aara aarc aari acaa acac acai acar acca accc accf acci acfc acfi acfl aci- acia acic acif acir acla aclc acli aclr acr- acra acrc acri acrr afaa afar afca afcc afci affa affc affi afia afif afil afir afla aflc afr- afra afrc afri aiai aica aicc aicf aicr aiff aifl aiia aiic aiir aila aili aira airi alaa alac alai alal alar alca alcc alfa alfi ali- alia alif alii alil alir all- alla alli alll allr arac araf arai aral arar arc- arca arci arfa arfc arff aria arif arii aril arla arli arr- arra arrc arri arrr caaa caac caaf caal cac- caca cacc caci cacr cafa cafc caff cafl caia caic cail cair cala calc calf cali call cara carc carf cari carl carr ccaa ccac ccaf ccai ccar ccca cccc cccf ccci cccl ccfa ccfc ccff ccfi ccfl ccic ccii ccil ccir ccla cclc ccli ccra ccrc ccrf ccri ccrl cfaa cfac cfar cfca cfcf cfcl cffr cfia cfra ciaa cial ciar cica cicc cici cicr cifa ciff cifl ciia ciii cila cili cill cira circ ciri cirl cirr claf clai clar clic clif clii clir clra clri crac craf crai crar crca crcc crcr crfc crfl cria cric crif crlf faaa faac faca facc fafa fafc faff fafi fail fair fala falc fali fall fara farc farl farr fcal fcar fcca fccf fcic fcii fcra ffar ffcc ffff ffii ffrr fiaa fiac fiaf fial fiar fica ficc fifa fifc fiff fifi fiii fiil fila fili fill fira flac flcl flia flic flii frac frcc frfc fria fric fril frla iaaa iaac iaai iaal iaca iacc iacr iafc iaff iafl iaia iala iall iara iarc icaa icac icaf icai ical icar icca iccc iccf icci iccl iccr icll iclr icra icrc icrf icrr ifaa ifac ifar ific ifil ifla ifra ifrf ifri iiac iica iifa iiii iila iira iirc ilac ilal ilar ilca ilia ilic ilir ill- illa illi irac iraf irai iral irar irca ircc iri- iria iric iril irla irra irrc irri laaa laac laal laar laca lacc laci lacl lafc laff laia laic lail lair lala lali lall lara larc larf lari larr lcac lcca lccc lcfc lcfr lcia lcra lcrl lfca lfcc liac liar lica licr lifa liff lifl liia liii liir lila lili lill lira lirc liri lirl lirr llcc lllc llll lrac lral lrfc lric lrif lrrc lrrr raaf rac- raca racc raci rafa rafc raff rafi raia raic raif raii rail rair rala ralf rall rara rarf rari rcac rcaf rccc rcfc rcic rffc rffl rfic riaa riai rial rica ricc rifa riff riia riif rila rill riri rlif rrfc rrif rrrr