a-ak aaaa aaac aaal aaar aaas aaca aacc aack aacl aacr aacs aaka aala aalc aall aals aara aarc aars aasa aasc aass acaa acac acar acas acca accc accs acks acla aclc aclr acls acr- acra acrc acrr acrs acsa acsc acsl acss akaa akal akar akas akca akka akr- akra aksa alaa alac alak alal alar alas alca alcc alcs alk- alka all- alla alll allr alls alsa alsc arac arak aral arar aras arc- arca arcs arka arks arla arr- arra arrc arrk arrr arrs ars- arsa arsc arsk asaa asac asak asal asar asas asc- asca ascc ascl ascr aska askr asks asla aslr asra asrc asrs assa assc assk assl assr asss caaa caac caal caas cac- caca cacc cack cacr caka cala calc calk call cals cara carc cark carl carr cars casa casc cask casl casr cass ccaa ccac ccar ccas ccca cccc cccl cccs ccla cclc ccls ccra ccrc ccrl ccrs ccsa ccsl ccss ckac ckck ckcl ckcs ckrc cksa cksl clar clas clra clrs clsa clsc crac crar cras crca crcc crcr crkc crkl crls crsa crss csaa csac csak csar csas cscc cscl cscr cscs cska csks csla cslr csra csrc csrs cssa cssr kaaa kaak kaal kaar kaas kacc kacl kacs kaka kakc kakk kaks kala kalc kalk kall kals kara kark karl karr kars kas- kasa kasc kask kasl kasr kass kcaa kcac kcal kcar kcas kcca kccc kcck kccl kccr kckc kckk kckl kckr kcla kclc kclk kcll kclr kcls kcrc kcrr kcrs kcsa kcsc kcsr kcss kkaa kkac kkal kkar kkck kkcl kkcr kkcs kkkk kklc kkll kkls kkrc kkrk kkrl kkrr kkrs kksa kksr kkss klaa klac klak klal klar klas klca klcc klck klcl klcr klcs klka klkc klkk klkl klkr klks klla kllc kllk klls klrc klrk klrr klrs klsa klsc klsr krac krak kral krar kras krca krcc krcl krcs krka krkc krkk krkr krks krla krlc krrc krrk krrl krrr krrs krsa krsc krsk krsl krsr krss ksac ksak ksal ksar ksas ksca ksck kscl kscr kscs kska kskk kskr ksks ksla kslc kslk ksll kslr ksra ksrr ksrs kssa kssl kssr ksss laaa laac laak laal laar laas laca lacc lack lacl lacs laka laks lala lall lara larc lark larr lars lasa lask lass lcac lcca lccc lccs lcls lcra lcrl lcrs lcsc lcsr lkal lkrs llcc llcs llks lllc llll lrac lral lrcs lrrc lrrr ls-r lscs lsla lsrc lssa lssr raak raas rac- raca racc rack racs raka rakk rala rall rara rark rars rasa rasc rask rasl rass rcac rcas rccc rccs rcls rcsa rcsc rcsl rcss rkss rlcs rlls rras rrrr rsaa rscc rscs rslc rssa rssl sa-c saac saak saal saar saas saca sacc sack sacr sacs saka sakk saks sala salc salk sall sals sara sarc sark sarl sarr sars sasa sasc sask sasl sass scaa scac scak scal scar scas sccc sccl sccs sck- sckl scl- sclc sclk scls scr- scra scrc scrs scsa scsc scsl scsr skac skal skar skra skss slaa slac slak slas slcc slrc slrs slsa slsc sras srcc ssaa ssac ssas ssca sscc sscs ssla sslc ssra ssrc ssrl ssrs sssa sssc ssss