-ana -ane -ene aaaa aaac aaae aaan aaca aacc aace aacn aact aaea aaec aaen aana aane aata aatc aatt ac-t acaa acac acae acan acat acca accc acce acct ace- acea acec acen acet acne acta actc acte actt aeac aean aect aena aent aeta aetc aetn aett aetx ana- anaa anac anae anan anat anax anca ancc ance anct anec anee anen anet anex anna anne annt ant- anta ante antt at-t at-x ataa atac atae atan atat atax atca atcc atea atec atee aten atex atna atta atte attn axan axat axce axen caaa caac caan caat cac- caca cacc cace caec caen caex cana canc cane cann cant cat- cata catc cate catt caxa ccaa ccac ccat ccca cccc ccee ccna ccnc ccne cctc cctt ceac cean ceat cec- ceca cece cect ceec cen- cena cene cent cet- ceta cete cexe cnaa cnac cnet cnex cnna cnta cntc ctae ctan ctca ctec cten ctne ctta cttn cxxx eaca eacc eaec eana eata eate ecaa ecac ecan ecat ecca eccc ecce ecct ecne ect- ecta ectc eeca eeea eeee eena eent eeta eetc eete eext enac enan enat enca ence enea enee enna ennc enne ent- ente etan etat etcc etec etee eten etna etne etta ette ettn exa- exan exec exen exta exte naaa naac naan naat naca nacc nace naea nan- nana nane nann nant nata natc nate natt natx ncaa ncac ncat ncca nccc nccn ncct ncea ncec ncee ncen ncna ncnc ncta nctc ncte neac nean neat neca necc nece nect neea neen neet nena nene nent net- neta nete nett nexe next nexx nnnn nntn ntcc taa- taan taat taca tacc tace tact taec taen tana tane tann tant tanx tata tate tatt tax- taxa taxe taxt tcca tccc tcnn tctc teac tean teat teca tect teec teen teet tena tenc tene tenn tent teta tete tett tetx texa text tnca tncc ttcn tten tttt txaa txcn txen xace xact xana xate xcat xen- xena xene xenn xexe xnee xnet xtea xxxx