a-a a-c aaa aac aad aak aar aas ac- aca acc acd ack acr acs ad- ada adc add adk adr ads aka akc akd akk akr aks ar- ara arc ard ark arr ars as- asa asc asd ask asr ass c-- caa cac cad cak car cas cca ccc ccd cck ccr ccs cda cdc cdd cdk cdr cds cka ckc ckd cks cra crc crd crk crr crs csa csc csd csk csr css daa dac dad dak dar das dca dcc dcd dck dcr dcs dda ddc ddd ddk ddr dds dka dkc dkk dkr dks dra drc drd drk drr drs dsa dsc dsd dsk dsr dss ka- kaa kac kad kak kar kas kca kcc kcd kck kcr kcs kda kdc kdk kdr kds kkc kkk kkr kks kra krc krd krk krr krs ksa ksc ksd ksk ksr kss ra- raa rac rad rak rar ras rca rcc rcd rcr rcs rda rdc rdd rdr rds rkc rkk rks rra rrc rrd rrk rrr rrs rsa rsc rsd rsk rsr rss saa sac sad sak sar sas sca scc scd sck scr scs sda sdc sdd sdk sdr sds sk- ska skc skd skk skr sks sr- sra src srd srk srr srs ss- ssa ssc ssd ssk ssr sss

a-ak aaaa aaac aaad aaar aaas aaca aacc aacd aack aacr aacs aada aadc aads aaka aara aarc aard aars aasa aasc aasd aass acaa acac acad acar acas acca accc accd accs acda acdc acds ackd acks acr- acra acrc acrr acrs acsa acsc acsd acss adaa adac adad adak adar adas adcc adcs adda addc addd addr adds adra adrs adsa adsr adss akaa akar akas akca akka akr- akra aksa arac arad arak arar aras arc- arca arcs arda ardc ards arka arks arr- arra arrc arrk arrr arrs ars- arsa arsc arsd arsk asaa asac asad asak asar asas asc- asca ascc ascr asda asds aska askr asks asra asrc asrs assa assc assd assk assr asss c-cd caaa caac caas cac- caca cacc cack cacr cada cadc cadd cadr cads caka cara carc card cark carr cars casa casc casd cask casr cass ccaa ccac ccad ccar ccas ccca cccc cccs ccdc ccdr ccds ccra ccrc ccrs ccsa ccsd ccss cd-r cdaa cdac cdad cdcs cdda cddr cdrs cdss ckac ckck ckcs ckrc ckrd cksa crac crar cras crca crcc crcr crda crdc crkc crsa crss csaa csac csak csar csas cscc cscd cscr cscs csda csdr cska csks csra csrc csrd csrs cssa cssd cssr daad daar daas daca dacs dada dads daka daks dara darc dard dark darr dars dasa dasc dasd dask dass dcas dcca dccc dccs dcds dcra dcrk dcsc dcss dddd ddrc ddss dkdc draa drac drad drak drar dras drca drda drra drrs drsa dsac dscc dscr dscs dsda dsdr dsrc dsrr dssa dssc kaaa kaak kaar kaas kacc kacd kacs kad- kada kadd kadr kads kaka kakc kakk kaks kara kard kark karr kars kas- kasa kasc kask kasr kass kcaa kcac kcad kcar kcas kcca kccc kccd kcck kccr kcda kcdc kcdd kcdr kcds kckc kckk kckr kcrc kcrr kcrs kcsa kcsc kcsd kcsr kcss kdaa kdac kdad kdak kdar kdca kdcc kdcd kdcr kddc kddd kddk kddr kdka kdkd kdkk kdkr kdrs kdsc kdsd kdsk kdsr kdss kkaa kkac kkar kkcd kkck kkcr kkcs kkda kkdc kkdd kkkk kkrc kkrk kkrr kkrs kksa kksd kksr kkss krac krad krak krar kras krca krcc krcd krcs krda krdc krdd krdr krds krka krkc krkd krkk krkr krks krrc krrk krrr krrs krsa krsc krsd krsk krsr krss ksac ksak ksar ksas ksca ksck kscr kscs ksdc ksdk ksdr ksds kska kskd kskk kskr ksks ksra ksrr ksrs kssa kssr ksss raad raak raas rac- raca racc rack racs rada radc radd radr rads raka rakk rara rark rars rasa rasc rasd rask rass rcac rcas rccc rccs rcdc rcds rcrd rcsa rcsc rcsd rcss rdac rdas rkss rrad rras rrrr rsaa rscc rscs rsdd rsds rssa sa-c saac saad saak saar saas saca sacc sacd sack sacr sacs sada sadc sadd sadr sads saka sakk saks sara sarc sard sark sarr sars sasa sasc sasd sask sass scaa scac scad scak scar scas sccc sccs scda scdc scds sck- scr- scra scrc scrs scsa scsc scsd scsr sdak sdcc sddc sdds sdrc sdrs sdsc sdss skac skad skar skra sksd skss sras srcc srsd ssaa ssac ssas ssca sscc sscs ssdc ssdd ssra ssrc ssrs sssa sssc ssss

-aaa- aaaas aaadc aaarc aaasa aaass aacsa aacss aadac aadas aasra acaca acack acads acar- acara acard acars acass accad accas accra accrd acdcs acsad acsdc adada adads adaka adara adark adars adasa addas addra addsa adkar adrad adrar adras akard akasa akkad akkas akkra akrak akrar aksar ara-c araca arack arada arads araks arara arars arass arcas ardak ardas ardra arkar arkas arrak arras arsac asaak asack asada asaka asara asasa ascar asdas askar askas asksa asrar assac assad assas c-a-c c-kad ca-ca cacak cacas cacks cadac cadar caddr cadra cakra caraa carac carad carak caras carck carda cards cark- carkd carks carra carrs casar casas casca casks ccass ccccc cccsd crack crada cradd crars crask crass csars cssra d-a-d d-rad daada daara daasa dacca dacka dacks dadar dadas dadda dadra dakar dakka daksa daraa darak darcs darda dards darks darra darrs darss dasar dasca dasds daska dassa ddddd draca drack dracs draka k-car k-rad kaaks kacar kadar kakar kakas kakka kakra karad karak karas karda karka karsa karsk kasad kasak kaska kasra kassa kcars kcdsa kraak kraar krack kraka krars krass ksars ra-ra raack raads raard raasa racak racka racks racsa radar radas radka rakaa rasac rasak rasar rasas rasca raska rasra rassa rccar sa-ra saada saara saasa sac-d sacar sacas sacc- sacca sacks sacr- sacra sacsa sadad sadak sadar sadas sadda sadra sakac sakar sakka sakra saksa saraa sarak saras sarc- sarca sarda sards sarka sarks sarra sarsa sasak