-ase a-be aaaa aaab aaac aaae aaal aaas aaba aabb aabc aabl aabt aaca aacb aacc aace aacl aacs aact aaea aaec aaes aala aalc aale aall aals aasa aasc aase aass aast aata aatc aatt abaa abab abac abae abal abas abat abb- abba abbb abbe abbs abbt abca abcb abcc abcl abcs abct abec abee abel abes abet abla able abls abs- absa abse absl abss abta abts ac-t acaa acab acac acae acas acat acba acbl acca accc acce accs acct ace- acea acec acel aces acet acla aclc acle acls acsa acsc acse acsl acss acst acta actc acte actl acts actt aeac aeas aebs aecb aecl aect aela aelc aesc aess aest aeta aetc aett alaa alac alae alal alas alat alb- alba albc albe albs alca alcc alce alcs alea alec alee ales alet all- alla alle alll alls alsa alsc alse alst alta alte alts asaa asab asac asae asal asas asat asba asc- asca ascb ascc asce ascl asct asea asec asee asel ases aset asla asle assa assc asse assl asss asst asta astb astc aste astl asts at-l at-t ataa atab atac atae atal atas atat atbs atca atcc atcl atcs atea atec atee atel ates atla atle atls atsb atsc atse atst atta atte atts baaa baal baas baat baba babb babe babs bac- baca bacc bace bacs bact bael baes bala balc bale ball bals balt basa basc base bass bast bata batc bate bats batt bbas bbbb bbbs bbeb bbet bblb bbls bcaa bcas bcat bcbc bcbs bcca bccc bccl bccs bcec bces bcet bcsa bcsc bcsl bcss bctc bcts beal beas beat beba bebb bebe beca becs beeb beel bees beet bela bele bell bels belt bes- besa bese bess best beta betc bete bets bett blaa blab blac blae blas blat blbt blea bleb blee bles blet blls blss blst blts bsaa bsac bsas bsat bscs bsea bseb bsec bsee bses bset bslc bssc bsse bsts btaa btcc btcl btcs btec btla btss bttb caaa caab caac caal caas caat caba cabe cabs cac- caca cacc cace caec caes cala calc cale call cals calt casa casb casc case casl cass cast cat- cata catb catc cate cats catt cbac cbal cbat cbbc cbbs cbca cbcc cbce cbcl cbcs cbct cbea cbec cbee cbet cblb cblc cbsa cbsc cbse cbta cbtc cbtl ccaa ccab ccac ccas ccat ccba ccbc ccca cccb cccc cccl cccs ccee ccel ccla cclc ccls ccsa ccsl ccss ccst cctb cctc cctl cctt ceac ceal ceas ceat ceba cebs cec- ceca cece cecs cect ceeb ceec ceel cees cel- cela celc cele cell cels celt cesa cesc cese cess cest cet- ceta cete cets clab clas clat clea clec clee cles clet clsa clsc cltb cltc clts csaa csab csac csas csat cscb cscc csce cscl cscs csea csec csee cset csla cssa csse csta cstc csts ctab ctae ctal ctba ctbs ctca ctec ctle ctls ctsa ctsc ctss ctta ctts e-cl e-la eaba eaca eacc eaec eala ealc eale easa ease east eata eate eats ebac ebal ebba ebbc ebbs ebcc ebel ebes ebla ebsa ecaa ecac ecal ecat ecbc ecbe ecca eccb eccc ecce eccl ecct eces ecla eclt ecsa ecsc ecse ecss ect- ecta ectc ects eeca eecs eeea eeee eees eele eels eese eeta eetc eete eets el-b elab elac elal elas elat elba elbe elca elcb elce elea elec elee eles elet ella elle ells elsa else elst elta elte elts esab esac esas esat esba esbs esca escb esce escs esea esee esel eses eset esla essa esse essl esst esta estc este ests etal etas etat etbc etcc etcs etec etee etel etes etla etta ette laaa laac laal laas laat laba labe labs laca lacc lace lacl lacs lact lael laes laet lala lale lall lasa lase lass last lata latc late lats latt lbcc lbsc lcac lcat lcbc lcca lccc lcce lccs lces lcls lcsc lctl lcts leaa leal leas leat leba leca lece lect leea leel lees leet lela lele lell lesa lese less lest leta lete lets lett llat llbs llcc llcs lles llet lllc llll lsat lscb lscs lsea lses lset lsla lssa lsts ltac ltae ltbl ltcc ltcs ltee ltsa lttc sa-c saab saac saae saal saas saat saba sabb sabc sabe sabs saca sacc sace sacs sact saeb sael saes sala salc sale sall sals salt sasa sasc sase sasl sass sast sata satb satc sate satl sats satt sbaa sbac sbas sbbs sbca sbcc sbcs sbct sbsa sbse sbst sbtc scaa scab scac scal scas scat scba sccc scce sccl sccs scct scea scec scee scel scet scl- sclc scls scsa scsc scsl scst sctc sctl scts se-c se-e se-s se-t seaa seab seac seal seas seat seba sebe sebs sebt sec- seca secc sece secs sect seea seeb seec seel sees seet sela selb sele sell sels selt sesa sesc sese sess sest set- seta setc sete setl sets sett slaa slab slac slae slas slat slcc slea sleb slee sles slet slsa slsc slst slts ssaa ssab ssac ssas ssat ssca sscc ssce sscs ssec ssee sses sset ssla sslc ssle sslt sssa sssb sssc ssss ssta sstb sstc sstl ssts stab stac stae stal stas stat stbc stbs stca stcc stcs stea stec stee stel stes stet stlc stle stlt stss sttc taa- taal taas taat taba tabb tabc tabe tabl tabs taca tacc tace tacl tacs tact taec tael taes tala talc tale tall tals tasa tasb tasc tase tass tast tata tatb tate tats tatt tbas tbbs tbca tbcb tbcc tbce tbst tbta tcbs tcca tccc tctc tcts teac teal teas teat teba teca tecl tecs tect teec teel tees teet tel- tela telc tele tell tels telt tesa tesc tese tesl tess test teta tete tets tett tlac tsaa tsal tsat tsbc tsca tscc tsec tses tset tssa tsse tsst tstc tsts ttab ttbb ttss tttt