-ase a-ak a-be aaaa aaab aaac aaae aaal aaas aaba aabb aabc aabl aaca aacb aacc aace aack aacl aacs aaea aaec aaes aaka aake aala aalc aale aall aals aasa aasc aase aass abaa abab abac abae abak abal abas abb- abba abbb abbe abbs abca abcb abcc abcl abcs abec abee abel abes abla able abls abs- absa abse absl abss acaa acab acac acae acas acba acbl acca accc acce accs ace- acea acec acek acel aces acke acks acla aclc acle acls acsa acsc acse acsl acss aeac aeas aebs aecb aecl aeka aela aelc aesc aess akaa akae akal akas akca akee akel akes akka akle aksa alaa alac alae alak alal alas alb- alba albc albe albs alca alcc alce alcs alea alec alee alek ales alk- alka alkb alke all- alla alle alll alls alsa alsc alse asaa asab asac asae asak asal asas asba asc- asca ascb ascc asce ascl asea asec asee asek asel ases aska aske asks asla asle assa assc asse assk assl asss baaa baak baal baas baba babb babe babs bac- baca bacc bace back bacs baek bael baes bak- baka bake bakl baks bala balc bale balk ball bals basa basc base bask bass bbas bbbb bbbs bbeb bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcec bces bcsa bcsc bcsl bcss beak beal beas beba bebb bebe beca beck becs beeb beek beel bees beka beke beks bela bele belk bell bels bes- besa bese besk bess blaa blab blac blae blak blas blea bleb blee blek bles blkb blls blss bsaa bsac bsas bscs bsea bseb bsec bsee bses bslc bssc bsse caaa caab caac caal caas caba cabe cabs cac- caca cacc cace cack caec caes caka cake cala calc cale calk call cals casa casb casc case cask casl cass cbac cbal cbbc cbbs cbca cbcc cbce cbcl cbcs cbea cbec cbee cbka cbkl cblb cblc cbsa cbsc cbse ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccl cccs ccee ccel ccla cclc ccls ccsa ccsl ccss ceac ceal ceas ceba cebs cec- ceca cece cecs ceeb ceec ceel cees ceke cel- cela celc cele cell cels cesa cesc cese cess ckac ckbc ckbe ckck ckcl ckcs cksa cksb cksl clab clas clea clec clee clek cles clsa clsc csaa csab csac csak csas cscb cscc csce cscl cscs csea csec csee cska csks csla cssa csse e-cl e-la eaba eaca eacc eaec eala ealc eale easa ease ebac ebal ebba ebbc ebbs ebcc ebel ebes ebla ebsa ecaa ecac ecal ecbc ecbe ecca eccb eccc ecce eccl eces ecka ecks ecla ecsa ecsc ecse ecss eeca eecs eeea eeee eees eeka eeke eeks eele eels eese eesk eka- ekab ekeb ekek ekes ekka el-b elab elac elal elas elba elbe elca elcb elce elea elec elee elek eles elka elke elks ella elle ells elsa else esab esac esas esba esbs esca escb esce escs esea esee esek esel eses eska eske esks esla essa esse essl kaaa kaab kaak kaal kaas kaba kabb kabc kabe kacb kacc kace kacl kacs kael kaes kaka kakc kake kakk kaks kala kalb kalc kale kalk kall kals kas- kasa kasb kasc kase kask kasl kass kbaa kbab kbac kbae kbak kbal kbas kbba kbbb kbbc kbbe kbbk kbbl kbbs kbca kbcb kbce kbck kbcl kbcs kbeb kbec kbee kbek kbel kbes kbkb kbkk kbkl kbla kblb kble kbll kbls kbsa kbsb kbsk kbss kcaa kcab kcac kcal kcas kcba kcbc kcbk kcbl kcbs kcca kccb kccc kcck kccl kcea kceb kcec kcee kcel kckc kckk kckl kcla kclc kcle kclk kcll kcls kcsa kcsb kcsc kcse kcss kea- keak keal keas keba kebb kebc kebe keca keck keek keel kees keka kekb kekc keke kekl keks kela kele kelk kell kesa kesb kesc kesk kess kkaa kkac kkal kkba kkbb kkbe kkbl kkbs kkcb kkck kkcl kkcs kkea kkkk kklb kklc kkll kkls kksa kkse kkss klaa klab klac klak klal klas klbb klbc klbe klbl klbs klca klcb klcc klce klck klcl klcs klea kleb klec klee klek kles klka klkc klkk klkl klks klla kllb kllc klle kllk klls klsa klsc klse ksab ksac ksak ksal ksas ksba ksbc ksbl ksbs ksca kscb ksce ksck kscl kscs ksea ksec ksee ksek ksel kska kskb kske kskk ksks ksla kslb kslc ksle kslk ksll kssa ksse kssl ksss laaa laac laak laal laas laba labe labs laca lacc lace lack lacl lacs lael laes laka lake laks lala lale lall lasa lase lask lass lbcc lbsc lcac lcbc lcca lccc lcce lccs lces lcls lcsc leaa leak leal leas leba leca lece leck leea leek leel lees leka leke lekk leks lela lele lell lesa lese lesk less lkab lkal llbs llcc llcs lles llks lllc llll lscb lscs lsea lses lsla lssa sa-c saab saac saae saak saal saas saba sabb sabc sabe sabs saca sacc sace sack sacs saeb saek sael saes saka sakb sake sakk saks sala salc sale salk sall sals sasa sasc sase sask sasl sass sbaa sbac sbas sbbs sbca sbcc sbcs sbsa sbse scaa scab scac scak scal scas scba sccc scce sccl sccs scea scec scee scel sck- sckl scl- sclc sclk scls scsa scsc scsl se-c se-e se-k se-s seaa seab seac seak seal seas seba sebe sebs sec- seca secc sece seck secs seea seeb seec seek seel sees seka seke sekk sela selb sele selk sell sels sesa sesc sese sess skab skac skal skee skel skes skss slaa slab slac slae slak slas slcc slea sleb slee sles slsa slsc ssaa ssab ssac ssas ssca sscc ssce sscs ssec ssee sses ssla sslc ssle sssa sssb sssc ssss