a-ak aaaa aaac aaaf aaam aaar aaas aaca aacc aacf aack aacm aacr aacs aafa aafc aaff aaka aama aamc aamr aams aara aarc aarm aars aasa aasc aasf aasm aass acaa acac acar acas acca accc accf accm accs acfc acfm acfs acks acma acmc acmf acms acr- acra acrc acrm acrr acrs acsa acsc acsm acss afaa afak afam afar afca afcc afcs affa affc affs afka afkr afma afmc afr- afra afrc afrm afrs afsa afsc afsm akaa akam akar akas akca akka akr- akra aksa amaa amac amam amar amas amca amcc amcs amfm amfr amka amm- amma amra amrc amsa amsc amss arac araf arak aram arar aras arc- arca arcm arcs arfa arfc arff arfs arka arks arma armc armm arms arr- arra arrc arrk arrr arrs ars- arsa arsc arsk asaa asac asaf asak asam asar asas asc- asca ascc ascr asfa aska askr asks asma asmf asmm asmr asms asra asrc asrm asrs assa assc assk assr asss caaa caac caaf caam caas cac- caca cacc cack cacm cacr cafa cafc caff cafs caka cama camc camk camm cams cara carc carf cark carm carr cars casa casc cask casm casr cass ccaa ccac ccaf ccam ccar ccas ccca cccc cccf cccm cccs ccfa ccfc ccff cckm ccma ccmc ccmm ccms ccra ccrc ccrf ccrs ccsa ccsf ccss cfaa cfac cfam cfar cfca cfcf cfcm cfcs cffr cfma cfms cfra cfsa ckac ckck ckcm ckcs ckfr ckrc ckrm cksa cmaa cmac cmas cmcc cmcs cmmc cmms cmra cmrr cmrs cmsa cmsc cmsf crac craf cram crar cras crca crcc crcr crfc crfs crkc crms crsa crss csaa csac csak csar csas cscc cscf cscr cscs csfc csfr cska csks csma csmc csra csrc csrs cssa cssm cssr f--k faaa faac faam faas faca facc fack facs fafa fafc faff fama fams fara farc fark farm farr fars fasa fasc fasm fass fcar fcas fcca fccf fcmr fcra fcsc ffar ffcc ffff ffrr ffsa ffss fmca fmcs fmsr fmss frac frak fram fras frcc frfc frsc frsm fsas fscc fsck fsma fsra fssa fssc fssf kaaa kaaf kaak kaam kaar kaas kacc kacs kafa kafc kaff kafm kafr kafs kaka kakc kakk kakm kaks kam- kama kamc kamm kamr kams kara karf kark karm karr kars kas- kasa kasc kasf kask kasm kasr kass kcaa kcac kcam kcar kcas kcca kccc kcck kccr kcfa kcfc kcfm kckc kckf kckk kckm kckr kcmc kcmf kcmk kcmm kcmr kcms kcrc kcrr kcrs kcsa kcsc kcsf kcsm kcsr kcss kfac kfar kfcf kfcm kfcr kfcs kffa kfff kffk kffm kfka kfma kfmf kfmk kfmm kfmr kfra kfrc kfrm kfrr kfrs kfsa kfsk kfsm kfsr kkaa kkac kkam kkar kkck kkcm kkcr kkcs kkfm kkfr kkfs kkkk kkma kkmc kkmk kkmr kkms kkrc kkrf kkrk kkrr kkrs kksa kksf kksm kksr kkss kmac kmak kmam kmas kmca kmcc kmcf kmcm kmcr kmcs kmfa kmfc kmfm kmfr kmfs kmkf kmkk kmks kmmf kmmk kmmm kmmr kmms kmrc kmrf kmrr kmrs kmsa kmsc kmsr kmss krac krak kram krar kras krca krcc krcm krcs krfc krff krfm krfs krka krkc krkk krkr krks krma krmc krmr krms krrc krrf krrk krrm krrr krrs krsa krsc krsf krsk krsr krss ksac ksaf ksak ksam ksar ksas ksca ksck kscm kscr kscs ksfa ksfc ksfm ksfr kska kskf kskk kskr ksks ksma ksmc ksmf ksmm ksmr ksms ksra ksrf ksrm ksrr ksrs kssa kssm kssr ksss maaa maac maaf maak maam maar maas mac- maca macc mack macr macs mafa mafc maff mafk maka maks mama mamc mamf mams mar- mara marc marf mark marm marr mars masa masc mask masr mass mcaa mcac mcas mcca mccc mcfa mcfc mckk mcmc mcrc mcsa mcss mfas mfcc mffa mfrs mkak mkfc mkfm mkfs mkks mksm mmaa mmac mmar mmas mmcc mmcm mmcs mmff mmmc mmmm mmms mmrc mmrf mmsc mr-c mrac mras mrca mrcc mrcs mrfc mrkr mrmc mrrc mrsa mrsc msaa msar msas msca mscc msfc msff msfs msma msmc msmm msms msra mssa mssf mssm mssr raaf raak raam raas rac- raca racc rack racs rafa rafc raff raka rakk rama ramm rams rara rarf rark rars rasa rasc rask rasm rass rcac rcaf rcas rccc rccs rcfc rcms rcsa rcsc rcss rfam rffc rkkf rkss rmaf rmas rmsc rras rrfc rrkm rrmc rrrr rsaa rsaf rscc rscs rsfc rsma rssa sa-c saac saaf saak saam saar saas saca sacc sack sacr sacs safa safc saff safm safr saka sakk saks sam- sama samc samm sams sara sarc sarf sark sarm sarr sars sasa sasc sasf sask sasm sass scaa scac scaf scak scam scar scas sccc sccm sccs scfa scfc scfm sck- scma scmc scmm scms scr- scra scrc scrs scsa scsc scsr sfar sfas sfca sfcc sfcs sffc sfma sfmm sfra sfrc sfss skac skaf skar skfc skra skss smaa smac smak smas smcc smrf smrk smsc smss sraf sram sras srcc srfc srmc ssaa ssac ssam ssas ssca sscc sscs ssfc ssmc ssra ssrc ssrm ssrs sssa sssc sssf sssm ssss