-ana a-ha a-ii aaaa aaab aaac aaah aaai aaan aaba aabb aabc aabh aabi aaca aacb aacc aach aaci aacn aaha aaib aaic aaii aain aana aani abaa abab abac abai aban abb- abba abbb abbi abca abcb abcc abch abci abcn abha abhi abia abib abic abin acaa acab acac acai acan acba acca accc acch acci acha achh achi aci- acia acic acin ahab ahac ahah ahai ahha aiai aian aiba aibn aica aicc aich aiha aiia aiib aiic aiin aina ainc aini ana- anaa anab anac anah anai anan anba anbb anbi anca ancc anha ania anib anic anin anna annb anni ba-i baaa baah baan baba babb babi bac- baca bacc bach baci bacn baha bahi bahn baia baib baic bain bana banc banh bani bann bbbb bbch bbci bbin bcaa bcbc bcca bccc bcci bcia bhai bhan bhca bhcc bian biba bibb bibi bica bicc bich bici biha bihi biin bin- bina binc binh bini binn bnai bnib bnin caaa caab caac caah caan caba cabi cac- caca cacc cach caci caha cahn caia caib caic cain cana canc canh cani cann cbac cbbc cbca cbcc cbcn cbha cbia cbna ccaa ccab ccac ccai ccba ccbc ccbn ccca cccb cccc ccci ccha ccic ccii ccna ccnb ccnc ccni chaa chab chac chah chai chan chca chch chci chha chia chib chic chih chin chnb chnc ciaa cian ciba cibc cibi cica cicc cich cici ciia ciii cin- cina cinc cini cnaa cnac cnbc cnci cnib cnic cnih cnna h-ii haab haan haba habi haha hahn hain hana hanc hani hann hbic hcbc hcca hccb hccc hcch hchi hhaa hhhh hi-c hiaa hiab hian hiba hibi hicc hich hihc hihi hina hinc hinn hnna iaaa iaac iaai iaba iaca iacc iahc iaia iain iana ibac iban ibca ibia icaa icab icac icai ican icbc icca iccb iccc icci iccn ichc ichi icnb icnc ihab ihan ihba ihcc iiac iica iiii inab inac inai inan inba inca incb inch inci inha inia inna inni n-ii naaa naab naac naai naan naba nabc nabi naca nacc nach naci naha nahi naia naib naic nain nan- nana nanb nani nann nbaa nbbc nbca nbcc nbci nbia nbic ncaa ncac ncba ncbc ncbi ncca nccc ncci nccn ncha nchc ncia ncna ncnc nhcc nhnn niab niac nian nibi nica nicc nich nici niha niia nina ninh nini nnnn