-ana a-ii aaaa aaab aaac aaai aaal aaan aaba aabb aabc aabi aabl aaca aacb aacc aaci aacl aacn aaib aaic aaii aain aala aalc aali aall aana aani abaa abab abac abai abaj abal aban abb- abba abbb abbi abca abcb abcc abci abcl abcn abia abib abic abil abin abla ablj acaa acab acac acai acan acba acbl acca accc acci aci- acia acic acin acla aclc acli aiai aian aiba aibl aibn aica aicc aiia aiib aiic aiin aija aila aili aina ainc aini ajab ajac ajan ajba ajil ajla ajna alaa alac alai alal alan alb- alba albc albi alca alcc ali- alia alib alii alil alin all- alla alli alll alln alna alni ana- anaa anab anac anai anal anan anba anbb anbi anbl anca ancc ania anib anic anil anin anja anji anla anlc anli anln anna annb anni ba-i baaa baal baan baba babb babi bac- baca bacc baci bacn baia baib baic bail bain baja baji bala balc bali ball bana banc bani banj bann bbbb bbci bbin bblb bcaa bcbc bcca bccc bcci bccl bcia biaj bial bian biba bibb bibi bibl bica bicc bici biin bija biji bijl bila bili bill bin- bina binc bini binn bjcc bjni blaa blab blac blaj blan blic blin blni bnai bnib bnin caaa caab caac caal caan caba cabi cac- caca cacc caci caia caib caic cail cain caja caji cala calc cali call cana canc cani cann cbac cbal cbbc cbca cbcc cbcl cbcn cbia cblb cblc cbln cbna ccaa ccab ccac ccai ccba ccbc ccbn ccca cccb cccc ccci cccl ccic ccii ccil ccla cclc ccli ccna ccnb ccnc ccni ciaa cial cian ciba cibc cibi cica cicc cici ciia ciii cila cili cill cin- cina cinc cini cjan cjbc cjca cjcb cjcj cjcl cjic cjli cjnb clab clai clan clib clic clii clin cnaa cnac cnbc cnbl cnci cnib cnic cnna cnnj iaaa iaac iaai iaal iaba iaca iacc iaia iain iala iall iana ibac iban ibca ibia icaa icab icac icai ical ican icbc icca iccb iccc icci iccl iccn icll icnb icnc iiac iica iiii iila ijji ilac ilal ilan ilbc ilca ilia ilic ilin ilja ill- illa illi ilni inab inac inai inal inan inba inca incb inci incj incl inia inja inji inla inna inni jaal jaan jaba jabi jaca jacc jaci jacl jail jain jaja jaji jala jalc jali jana jani jann jbaa jcbc jccc jcci jian jibb jibi jiji jila jili jill jina jini jinn jjcc jlab jlin jnlc laaa laac laaj laal laan laba labi laca lacc laci lacl laia laic lail lain laja lala lali lall lan- lana lanc lani lann lbcc lbia lcac lcbc lcca lccc lcia liac lian liba libc lica liia liii liin lij- lija lila lilb lili lill lina linc linn ljan ljla llan llcc lllc llll n-ii naaa naab naac naai naal naan naba nabc nabi nabl naca nacc naci nacl naia naib naic nail nain naja naji nala nalc nali nall nan- nana nanb nani nann nbaa nbbc nbbj nbca nbcc nbci nbia nbic ncaa ncac ncba ncbc ncbi ncca nccc ncci nccn ncia nclc ncln ncna ncnc niab niac nial nian nibi nica nicc nici nicl niia niji nila nili nill nina nini ninl njaa njac njai nlab nlcc nlic nnnn