-ana a-ii aaaa aaab aaac aaai aaan aaba aabb aabc aabi aaca aacb aacc aaci aacn aaib aaic aaii aain aana aani abaa abab abac abai abaj aban abb- abba abbb abbi abca abcb abcc abci abcn abia abib abic abin abza acaa acab acac acai acan acba acca accc acci aci- acia acic acin aiai aian aiba aibn aica aicc aiia aiib aiic aiin aija aina ainc aini aiza aizi ajab ajac ajan ajba ajna ana- anaa anab anac anai anan anaz anba anbb anbi anca ancc ania anib anic anin anja anji anna annb anni anza anzi aza- azab azai azan azaz azca azia azin aziz azja azna azni azza azzi ba-i baaa baan baaz baba babb babi bac- baca bacc baci bacn bacz baia baib baic bain baja baji bana banc bani banj bann banz baza bazi bbbb bbci bbin bcaa bcbc bcca bccc bcci bcia biaj bian biba bibb bibi bica bicc bici biin bija biji bin- bina binc bini binn binz bizz bjcc bjni bnai bnib bnin bzzz caaa caab caac caan caba cabi cac- caca cacc caci caia caib caic cain caja caji cana canc cani cann canz caza cbac cbbc cbca cbcc cbcn cbia cbna ccaa ccab ccac ccai ccba ccbc ccbn ccca cccb cccc ccci ccic ccii ccna ccnb ccnc ccni ciaa cian ciba cibc cibi cica cicc cici ciia ciii cin- cina cinc cini ciza cjan cjbc cjca cjcb cjcj cjic cjnb cnaa cnac cnbc cnci cnib cnic cnna cnnj cnnz iaaa iaac iaai iaba iaca iacc iaia iain iana ibac iban ibca ibia icaa icab icac icai ican icbc icca iccb iccc icci iccn icnb icnc iczn iiac iica iiii ijji inab inac inai inan inba inca incb inci incj inia inja inji inna inni inza izba izia jaan jaba jabi jaca jacc jaci jain jaja jaji jana jani jann janz jazn jazz jbaa jcbc jccc jcci jian jibb jibi jiji jina jini jinn jiza jizi jizz jjcc n-ii naaa naab naac naai naan naba nabc nabi naca nacc naci naia naib naic nain naja naji nan- nana nanb nani nann naza nazi nazz nbaa nbbc nbbj nbca nbcc nbci nbia nbic ncaa ncac ncba ncbc ncbi ncca nccc ncci nccn ncia ncna ncnc niab niac nian niaz nibi nica nicc nici niia niji nina nini niza njaa njac njai nnnn nzcc zaan zaba zabi zaca zaia zain zajc zana zani zanj zann zaza zazi ziaz ziba zica zina zinc zinj zinn ziza zizi zizz zzaj zzzz