-ana -vac a-ak aaaa aaab aaac aaal aaan aaas aaav aaba aabb aabc aabl aaca aacb aacc aack aacl aacn aacs aacv aaka aala aalc aall aals aana aasa aasc aass aava abaa abab abac abak abal aban abas abb- abba abbb abbs abca abcb abcc abcl abcn abcs abla abls ablv abs- absa absl abss abva acaa acab acac acan acas acba acbl acca accc accs acks acla aclc acls acsa acsc acsl acss acvs acvv akaa akal akan akas akca akka akna aksa alaa alac alak alal alan alas alb- alba albc albs alca alcc alcs alk- alka alkb all- alla alll alln alls alna alsa alsc alsn alva ana- anaa anab anac anak anal anan anas anba anbb anbl anca ancc ank- anka anla anlc anln anna annb anns ansa asaa asab asac asak asal asan asas asba asc- asca ascb ascc ascl aska asks asla asnc asnl assa assc assk assl assn asss asva asvs avab aval avan avas avcc avlb avva baaa baak baal baan baas baba babb babs bac- baca bacc back bacn bacs bak- baka bakl baks bala balc balk ball bals bana banc bank bann bans basa basc bask bass bava bbas bbbb bbbs bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcsa bcsc bcsl bcsn bcss blaa blab blac blak blan blas blkb blls blss bnas bnss bsaa bsac bsas bscs bslc bsns bssc bvsc caaa caab caac caal caan caas caba cabs cac- caca cacc cack caka cala calc calk call cals cana canc cank cann cans casa casb casc cask casl cass cava cavs cbac cbal cbbc cbbs cbca cbcc cbcl cbcn cbcs cbka cbkl cbkn cblb cblc cbln cbna cbsa cbsc cbsn cbva cbvb cbvn ccaa ccab ccac ccas ccba ccbc ccbn ccca cccb cccc cccl cccs cccv ccla cclc ccls cclv ccna ccnb ccnc ccns ccsa ccsl ccsn ccss ccvs ckac ckan ckbc ckck ckcl ckcs ckcv ckln cknb cknc ckns cksa cksb cksl ckvl clab clan clas clav clsa clsc cnaa cnac cnas cnbc cnbl cnna cnsa cnsl cnss csaa csab csac csak csas csav cscb cscc cscl cscs cska csks csla cssa cvac cvas cvbs cvca cvcc cvsl cvss kaaa kaab kaak kaal kaan kaas kaba kabb kabc kacb kacc kacl kacs kacv kaka kakc kakk kakn kaks kala kalb kalc kalk kall kaln kals kalv kana kanb kann kans kanv kas- kasa kasb kasc kask kasl kasn kass kava kavb kavl kavs kavv kbaa kbab kbac kbak kbal kbas kbba kbbb kbbc kbbk kbbl kbbs kbca kbcb kbck kbcl kbcs kbkb kbkk kbkl kbkv kbla kblb kbll kbls kblv kbna kbnl kbnn kbnv kbsa kbsb kbsk kbsn kbss kbsv kbva kbvb kbvc kcaa kcab kcac kcal kcas kcav kcba kcbc kcbk kcbl kcbs kcca kccb kccc kcck kccl kccv kckc kckk kckl kckn kckv kcla kclc kclk kcll kcln kcls kclv kcnb kcns kcnv kcsa kcsb kcsc kcsn kcss kcvk kcvl kcvs kcvv kkaa kkac kkal kkan kkba kkbb kkbl kkbn kkbs kkcb kkck kkcl kkcn kkcs kkkk kklb kklc kkll kkln kkls kklv kknb kknn kkns kksa kksn kkss kkvv klaa klab klac klak klal klan klas klav klbb klbc klbl klbn klbs klca klcb klcc klck klcl klcn klcs klka klkc klkk klkl klkn klks klkv klla kllb kllc kllk klls kllv klnc klnn klnv klsa klsc klsn klsv klvb klvk klvl klvs klvv knaa knab knac knal knan knas knba knbb knbc knbn knca kncb knck kncn knkk knla knlb knlc knls knlv knnb knnk knns knsa knsb knsc knsk knsl knsn knss knva knvn ksab ksac ksak ksal ksan ksas ksav ksba ksbc ksbl ksbn ksbs ksbv ksca kscb ksck kscl kscn kscs kscv kska kskb kskk kskn ksks ksla kslb kslc kslk ksll ksln kslv ksna ksnb ksnc ksnk ksnl ksnn ksns ksnv kssa kssl kssn ksss ksva ksvc ksvl ksvn kvab kvak kval kvan kvas kvbc kvbl kvcb kvcc kvck kvcl kvcs kvcv kvkl kvlb kvlc kvlv kvna kvnc kvnn kvns kvsa kvsc kvsl kvss kvsv kvvl kvvn kvvs kvvv laaa laac laak laal laan laas laba labs laca lacc lack lacl lacs laka laks lala lall lan- lana lanc lank lann lans lasa lask lass lava lavc lavs lbcc lbsc lcac lcbc lcca lccc lccs lcls lcsc lkab lkal lkan llan llbs llcc llcs llks lllc llll lnav lnnk lscb lscs lsla lssa lvcc lvsv naaa naab naac naal naan naas naba nabc nabk nabl nabs naca nacc nack nacl nacs naka naks nala nalc nall nals nan- nana nanb nann nans nas- nasa nasb nasc nask nasl nass nasv nava navs navv nbaa nbak nbas nbbc nbca nbcc nbcs ncaa ncac ncba ncbc ncbs ncca nccc nccn nccs nclc ncln ncna ncnc ncsa ncsc ncsl ncss ncvs nlab nlcc nlcs nlls nlsc nnls nnnn nnsa nnsl nnss nsaa nsac nsca nscc nscl nscs nskk nsla nsls nsna nssa nssb nssc nsss nsvl nvcc nvcs nvla nvss sa-c saab saac saak saal saan saas saba sabb sabc sabs saca sacc sack sacn sacs saka sakb sakk saks sala salc salk sall sals salv sana sank sann sans sasa sasc sask sasl sass sava savs sbaa sbac sbas sbbs sbca sbcc sbcs sbsa scaa scab scac scak scal scan scas scba sccc sccl sccs sck- sckl scl- sclc sclk scls scna scsa scsc scsl scsn skab skac skal skan skn- skss slaa slab slac slak slan slas slav slcc slln slsa slsc snab snak snas snav snba snca sncc snla snns ssaa ssab ssac ssan ssas ssbn ssca sscc sscs ssla sslc ssns sssa sssb sssc ssss svan svcc svcs svns svsc vaal vaan vaas vabs vaca vack vacs vaka vala valk vall valn vals vana vanc vank vann vans vas- vasa vasl vass vava vavs vbcc vcal vlab vlan vlas vlba vlcc vlks vnav vsan vssc vssl vvsb vvvv