a-ak aaaa aaac aaad aaal aaar aaas aaca aacc aacd aack aacl aacr aacs aada aadc aads aaka aala aalc aald aall aals aara aarc aard aars aasa aasc aasd aass acaa acac acad acar acas acca accc accd accs acda acdc acds ackd acks acla aclc aclr acls acr- acra acrc acrr acrs acsa acsc acsd acsl acss adaa adac adad adak adal adar adas adcc adcs adda addc addd addl addr adds adls adra adrs adsa adsl adsr adss akaa akal akar akas akca akka akr- akra aksa alaa alac alad alak alal alar alas alca alcc alcs ald- alda aldl alds alk- alka alkd all- alla alll allr alls alsa alsc arac arad arak aral arar aras arc- arca arcs arda ardc ardl ards arka arks arla arr- arra arrc arrk arrr arrs ars- arsa arsc arsd arsk asaa asac asad asak asal asar asas asc- asca ascc ascl ascr asda asdl asds aska askr asks asla aslr asra asrc asrs assa assc assd assk assl assr asss c-cd caaa caac caal caas cac- caca cacc cack cacr cada cadc cadd cadr cads caka cala calc cald calk call cals cara carc card cark carl carr cars casa casc casd cask casl casr cass ccaa ccac ccad ccar ccas ccca cccc cccl cccs ccdc ccdr ccds ccla cclc ccls ccra ccrc ccrl ccrs ccsa ccsd ccsl ccss cd-r cdaa cdac cdad cdcs cdda cddl cddr cdls cdrs cdss ckac ckck ckcl ckcs ckrc ckrd cksa cksl clad clar clas clcd cldc cldr clra clrd clrs clsa clsc crac crar cras crca crcc crcr crda crdc crkc crkl crls crsa crss csaa csac csak csar csas cscc cscd cscl cscr cscs csda csdr cska csks csla csld cslr csra csrc csrd csrs cssa cssd cssr daad daal daar daas daca dacs dada dads daka daks dala dalk dall dals dara darc dard dark darl darr dars dasa dasc dasd dask dasl dass dcas dcca dccc dccl dccs dcds dcls dcra dcrk dcsc dcss dddd ddlc ddrc ddss dkdc dlcs dlrs draa drac drad drak drar dras drca drda drra drrs drsa dsac dscc dscr dscs dsda dsdr dsls dsrc dsrr dssa dssc kaaa kaak kaal kaar kaas kacc kacd kacl kacs kad- kada kadd kadl kadr kads kaka kakc kakk kaks kala kalc kald kalk kall kals kara kard kark karl karr kars kas- kasa kasc kask kasl kasr kass kcaa kcac kcad kcal kcar kcas kcca kccc kccd kcck kccl kccr kcda kcdc kcdd kcdr kcds kckc kckk kckl kckr kcla kclc kclk kcll kclr kcls kcrc kcrr kcrs kcsa kcsc kcsd kcsr kcss kdaa kdac kdad kdak kdal kdar kdca kdcc kdcd kdcr kddc kddd kddk kddl kddr kdka kdkd kdkk kdkr kdla kdlc kdld kdll kdlr kdls kdrl kdrs kdsc kdsd kdsk kdsl kdsr kdss kkaa kkac kkal kkar kkcd kkck kkcl kkcr kkcs kkda kkdc kkdd kkdl kkkk kklc kkld kkll kkls kkrc kkrk kkrl kkrr kkrs kksa kksd kksr kkss klaa klac klad klak klal klar klas klca klcc klcd klck klcl klcr klcs kldc kldd kldr klds klka klkc klkk klkl klkr klks klla kllc kllk klls klrc klrd klrk klrr klrs klsa klsc klsd klsr krac krad krak kral krar kras krca krcc krcd krcl krcs krda krdc krdd krdr krds krka krkc krkd krkk krkr krks krla krlc krld krrc krrk krrl krrr krrs krsa krsc krsd krsk krsl krsr krss ksac ksak ksal ksar ksas ksca ksck kscl kscr kscs ksdc ksdk ksdl ksdr ksds kska kskd kskk kskr ksks ksla kslc ksld kslk ksll kslr ksra ksrr ksrs kssa kssl kssr ksss laaa laac laad laak laal laar laas laca lacc lack lacl lacs lada ladd lads laka laks lala lald lall lara larc lard lark larr lars lasa lasd lask lass lcac lcad lcca lccc lccs lcdd lcdr lcds lcls lcra lcrd lcrl lcrs lcsc lcsd lcsr ldls ldrs lkal lkrs llcc llcs lldc llds llks lllc llll lrac lral lrcs lrdd lrds lrrc lrrr ls-r lscs lsds lsla lsrc lssa lssr raad raak raas rac- raca racc rack racs rada radc radd radl radr rads raka rakk rala rall rara rark rars rasa rasc rasd rask rasl rass rcac rcas rccc rccs rcdc rcds rcls rcrd rcsa rcsc rcsd rcsl rcss rdac rdas rkss rlcs rlds rlls rrad rras rrrr rsaa rscc rscs rsdd rsdl rsds rslc rssa rssl sa-c saac saad saak saal saar saas saca sacc sacd sack sacr sacs sada sadc sadd sadl sadr sads saka sakk saks sala salc sald salk sall sals sara sarc sard sark sarl sarr sars sasa sasc sasd sask sasl sass scaa scac scad scak scal scar scas sccc sccl sccs scda scdc scds sck- sckl scl- sclc sclk scls scr- scra scrc scrs scsa scsc scsd scsl scsr sdak sdcc sddc sdds sdla sdlc sdls sdrc sdrs sdsc sdsl sdss skac skad skal skar skra sksd skss slaa slac slad slak slas slcc slcd slds slrc slrs slsa slsc sras srcc srsd ssaa ssac ssas ssca sscc sscs ssdc ssdd ssla sslc ssra ssrc ssrl ssrs sssa sssc ssss