-ana -ing a-ii aaaa aaab aaac aaai aaan aaba aabb aabc aabi aabt aaca aacb aacc aaci aacn aact aaib aaic aaii aain aana aang aani aata aatc aatt abaa abab abac abag abai aban abat abb- abba abbb abbi abbt abca abcb abcc abci abcn abct abia abib abic abig abin abit abta ac-t acaa acab acac acag acai acan acat acba acca accc acci acct acga acgi aci- acia acic acin acta actc actg acti actt agac agag agai agan agat agba agca agcc agct agga aggi agia agib agic agig agii agin agit agna agni agta aiai aian aiba aibn aica aicc aiga aiia aiib aiic aiin aina ainc aini aint aita aiti aitt ana- anaa anab anac anag anai anan anat anba anbb anbi anca ancc anct ang- anga angi ania anib anic anin anit anna annb anni annt ant- anta anti antt at-t ataa atab atac atai atan atat atca atcc atia atic atin atit atna atta atti attn ba-i baaa baan baat baba babb babi bac- baca bacc baci bacn bact baga bagg bagi bagn bagt baia baib baic baig bain bait bana banc bang bani bann bant bata batc bati batn batt bbbb bbci bbga bbin bbng bcaa bcat bcbc bcbg bcca bccc bcci bcia bcit bctc bgan bgca bgia bian biat biba bibb bibi bica bicc bicg bici biga bigb bigc bigg bign bigt biin bin- bina binc bing bini binn bint bita bitc bitt bnai bnib bnin bnta btaa btan btcc bttb caaa caab caac caan caat caba cabg cabi cac- caca cacc caci caga cagg cagi cagn caia caib caic cain cait cana canc cang cani cann cant cat- cata catb catc cati catt cbac cbat cbbc cbca cbcc cbcn cbct cbga cbgb cbia cbit cbna cbta cbtc ccaa ccab ccac ccag ccai ccat ccba ccbc ccbn ccca cccb cccc ccci ccga ccgc ccgt ccic ccii ccna ccnb ccnc ccni cctb cctc cctt cgac cgcc cgcg ciaa cian ciat ciba cibc cibi cica cicc cici cict ciga cigi ciia ciii ciit cin- cina cinc cing cini cint cita citb citg citi citt cnaa cnac cnag cnbc cnci cngi cnib cnic cnna cnta cntc ctab ctag ctan ctba ctbi ctca ctia ctic ctta cttn gaba gabb gabi gabt gaga gagg gagi gaia gaig gain gait gana ganc gang gani gann gant gata gatc gati gatt gbag gban gc-c gcaa gcat gcbc gccc gcic gcii gcna gctc ggbt gggg giaa giac giai gian giat giba gibb gica giga gigg gigi gign gina ging gini ginn gita gnaa gnac gnat gncc gngc gnib gnin gnit gnti gtaa gtta iaaa iaac iaai iaat iaba iaca iacc iact iaia iain iana iata iatc iati ibac iban ibat ibca ibga ibia ibtb ibtc icaa icab icac icag icai ican icat icbc icca iccb iccc icci iccn icct icga icgc icnb icnc icta igac igan igba igbc igcc igga igia igni iiac iica iiii iiit iita iitt inab inac inai inan inat inba inca incb inci inga inia inig init inna inni inta intg inti intn itaa itac itai itan itat itgc itia itic itin itta n-ii naaa naab naac naag naai naan naat naba nabc nabi naca nacc naci naga nagc nagi naia naib naic naig nain nait nan- nana nanb nang nani nann nant nata natc nati natt nbaa nbbc nbca nbcc nbci nbia nbic nbti ncaa ncac ncat ncba ncbc ncbi ncca nccc ncci nccn ncct ncga ncia ncit ncna ncnc ncta nctc ngab ngac ngai ngan ngia ngic ngtn niab niac nian nibi nica nicc nici nigc nigg nigt niia niit nina ning nini nita nitb nitc niti nngn nnit nnnn nntn ntbc ntcc ntia taa- taag taan taat taba tabb tabc tabi taca tacc taci tact taga tagg tagi taia taig tain tait tana tang tani tann tant tata tatb tati tatt tbca tbcb tbcc tbit tbta tcca tccc tcga tcnn tctc tgcc tgtc tiaa tiab tian tiba tibi tica ticc tiga tigi tiit tina tinc ting tini tinn tint tita titc titi titt tnag tnbc tnca tncc ttab ttbb ttcn tttt