a-ii aaaa aaab aaac aaai aaal aaba aabb aabc aabi aabl aabt aaca aacb aacc aaci aacl aact aaib aaic aaii aala aalc aali aall aata aatc aatt abaa abab abac abai abal abat abb- abba abbb abbi abbt abca abcb abcc abci abcl abct abia abib abic abil abit abla abta abza ac-t acaa acab acac acai acat acba acbl acca accc acci acct aci- acia acic acla aclc acli acta actc acti actl actt aiai aiba aibl aica aicc aiia aiib aiic aila aili aita aiti aitt aiza aizi alaa alac alai alal alat alaz alb- alba albc albi alca alcc ali- alia alib alii alil alit aliz all- alla alli alll alta alti alza alzi at-l at-t ataa atab atac atai atal atat atca atcc atcl atia atic atil atit atla atli atta atti aza- azab azai azal azat azaz azca azia azil aziz azza azzi ba-i baaa baal baat baaz baba babb babi bac- baca bacc baci bact bacz baia baib baic bail bait bala balc bali ball balt bata batc bati batt batz baza bazi bbbb bbci bblb bcaa bcat bcbc bcca bccc bcci bccl bcia bcit bctc bial biat biba bibb bibi bibl bica bicc bici bila bili bill bilt bilz bita bitc bitt bitz bizz blaa blab blac blat blaz blbt blic blit bliz btaa btcc btcl btla bttb bzzt bzzz caaa caab caac caal caat caba cabi cac- caca cacc caci caia caib caic cail cait cala calc cali call calt cat- cata catb catc cati catt catz caza cbac cbal cbat cbbc cbca cbcc cbcl cbct cbia cbit cblb cblc cbta cbtc cbtl ccaa ccab ccac ccai ccat ccba ccbc ccca cccb cccc ccci cccl ccic ccii ccil ccla cclc ccli cctb cctc cctl cctt ciaa cial ciat ciba cibc cibi cica cicc cici cict ciia ciii ciit cila cili cill cilt cita citb citi citl citt ciza clab clai clat clib clic clii clit cltb cltc ctab ctal ctba ctbi ctca ctia ctic ctta iaaa iaac iaai iaal iaat iaba iaca iacc iact iaia iala iall iata iatc iati ibac ibat ibca ibia ibtb ibtc ibtl icaa icab icac icai ical icat icbc icca iccb iccc icci iccl icct icll icta iiac iica iiii iiit iila iita iitt ilac ilal ilbc ilca ilia ilic ilit ill- illa illi illt itaa itac itai ital itat itia itic itil itll itta itza izal izba izia laaa laac laal laat laba labi laca lacc laci lacl lact laia laic lail lait laiz lala lali lall lata latc lati latt latz laza lazi lbcc lbia lcac lcat lcbc lcca lccc lcia lctl liac liat liaz liba libc lica lict liia liii lila lilb lili lill lilt lita litb liti litl litt litz liza lizi lizl llat llcc lllc llll ltac ltbl ltcc ltci ltib lttc lztt taa- taal taat taba tabb tabc tabi tabl taca tacc taci tacl tact taia tail tait taiz tala talc tali tall tata tatb tati tatt tatz taza tazi tazz tbca tbcb tbcc tbil tbit tbta tcca tccc tctc tiaa tiab tial tiba tibi tica ticc tiit tila till tilt tita titc titi titt titz tiza tizi tizz tlac tlli ttab ttbb tttt tzzt zaal zaat zaba zabi zaca zaia zail zal zala zali zati zaza zazi zcta ziaz ziba zica zila zill zita ziti ziza zizi zizz zlib zzzz