-ana -ane -ase -ene a-be aaaa aaab aaae aaan aaap aaas aaba aabb aabp aaea aaen aaep aaes aana aane aanp aapa aaps aasa aase aass abaa abab abae aban abap abas abb- abba abbb abbe abbs abee aben abes abpa abpn abpp abps abs- absa abse absp abss aean aeap aeas aebn aebs aena aess ana- anaa anab anae anan anap anas anba anbb anee anen anes anna annb anne anns anp- anpa anpp ansa anse ansp apan apap apas apba apbs apea apen apep apes apna apne appa apps apsa apse apss asaa asab asae asan asap asas asba asea asee asen asep ases asne aspa aspe asps assa asse assn assp asss baaa baan baas baba babb babe babs baes bana bane bann banp bans bapa bape bapp baps basa base bass bbas bbbb bbbs bbeb bean beap beas beba bebb bebe beeb been beep bees bena bene benn bens bes- besa bese bess bnas bnpp bnss bpea bpsa bsaa bsap bsas bsea bseb bsee bses bsns bspp bsse eaba eana eans eapp eaps easa ease eban ebba ebbs eben ebes ebsa eeea eeee eees eena eens eeps eese enab enan enap enas enb- enbn enea enee enes enna enne enns enp- enpa ensa ense epaa epas epee epen epes epns eppa eppp epps epsa epsp epss esab esan esas esba esbs esea esee esen eses esna esne espa espe espn espp esps essa esse essp naaa naab naan naas naba nabe nabs naea naes nan- nana nanb nane nann nanp nans napa napb nape napp naps nas- nasa nasb nase nasp nass nbaa nbap nbas nbpa nbpp nbps nbsp neab nean neap neas neba nebb nebe nebn nebs neea neeb neen neep nees nena nene nens nepa nepe neps nesa nesb nese nesn ness nnes nnnn nnsa nnss npap npas npes nppa npsa npss nsaa nseb nsep nsna nsps nssa nssb nsse nssp nsss paan paap paas paba paea paen paep paes pan- pana pane pann pans papa papb pape papp paps pasa pase pasp pass pban pbpa pbsa pbsp peab pean peap peas peba peen peep pees pen- pena pene penn pens pepa pepe peps pesa pese pess pnas pnea pnes pnpp ppan ppap ppen pppa pppn pppp ppps ppss psap psas pseb psna pspp psps pssa psse saab saae saan saap saas saba sabb sabe sabs saeb saen saes sana sane sann sans sapa sape sapp saps sasa sase sass sbaa sbas sbbs sbsa sbse sbsp se-e se-n se-s seaa seab sean seap seas seba sebe sebs seea seeb seen seep sees sena sene senn sens sepa sepe sepn sepp seps sesa sese sess snab snap snas snba sneb snee snep snes snns snpp sp-a spae span spap spas spea speb spee spen spes spne spns spps spsa spse spsp spss ssaa ssab ssan ssap ssas ssbn ssee ssep sses ssns sspa sspe ssps sssa sssb ssss