a-ak a-ok aaaa aaac aaaf aaas aaca aacc aacf aack aaco aacs aact aafa aafc aaff aaka aaoo aasa aasc aasf aass aast aata aatc aatf aatk aatt ac-t acaa acac acas acat acca accc accf acco accs acct acfc acfs acft acks acoa acos acot acsa acsc acss acst acta actc actf acto acts actt afaa afak afao afat afca afcc afcs affa affc affo affs afft afka afoa afoo afsa afsc afst afta aftc afts akaa akao akas akca akka akko akok akos akot aksa akst aoca aocs aoks aoss aotc aotf asaa asac asaf asak asao asas asat asc- asca ascc asco asct asfa aska asko asks askt asoc asof asok asos asot assa assc assk asso asss asst asta astc asto asts at-t ataa atac atak atas atat atca atcc atcf atck atco atcs atfc atfs atka atkt atoc atof atok atos atot atsc atst atta atto atts caaa caac caaf caas caat cac- caca cacc cack caco cafa cafc caff cafs caka caos casa casc cask caso cass cast cat- cata catc catf cato cats catt ccaa ccac ccaf ccas ccat ccca cccc cccf cccs ccfa ccfc ccff ccoc ccsa ccsf ccss ccst cctc cctt cfaa cfac cfao cfca cfcf cfco cfcs cfoa cfos cfsa cfta cftc cftk ckac ckat ckck ckco ckcs ckoa ckoc ckoo ckos ckot cksa ckso ckst ckts coak coas coat coca cock coco coct cofc coff cofs coft cok- coka coko coof cook coos coot cosa cosc coso coss cost cota cotc coto cots cott csaa csac csak csao csas csat cscc cscf csco cscs csfc cska csks csos csot cssa csta cstc csto csts ctca ctcf ctfc ctfo ctfs ctos ctot ctsa ctsc ctss ctta ctts f--k faaa faac faas faca facc fack facs fact fafa fafc faff fafo fako fakt fasa fasc faso fass fast fata fatc fatf fato fats fatt fcas fcat fcca fccf fcot fcsc fcst fcto ffcc ffff ffsa ffss fftf foaf foak foca fock foco focs fofo foof fook foos foot fosa foso foss fost fota foto fots fott fsas fscc fsck fsfo fssa fssc fssf fsta ft-c ftfc ftos ftsa k-os kaaa kaaf kaak kaas kaat kacc kaco kacs kact kafa kafc kaff kafs kaka kakc kakk kako kaks kakt kaoa kaoc kaok kaos kas- kasa kasc kasf kask kaso kass kast kat- kata katc katf katk kato kats katt kcaa kcac kcas kcat kcca kccc kcck kcct kcfa kcfc kcfo kcft kckc kckf kckk kcko kcof kcos kcot kcsa kcsc kcsf kcss kcst kcta kctc kcto kfac kfat kfcf kfco kfcs kffa kfff kffk kfka kfok kfoo kfsa kfsk kfst kfta kftc kftk kftt kkaa kkac kkat kkck kkco kkcs kkct kkfs kkft kkkk kkoa kkoo kkot kksa kksf kkss kkst kktc kktk kkts koac koak koas koca kocf kock kocs koct kofa kofc koff kofk kofo koft koka kokc kokf kokk koko koks kooc kook kooo koos koot kos- kosa kosc kosf koso koss kost kota kotc kotk koto kots kott ksac ksaf ksak ksas ksat ksca ksck ksco kscs ksfa ksfc ksfo ksft kska kskf kskk ksko ksks ksoc ksof ksok ksoo ksos kssa ksso ksss ksst ksta kstc kstk ksto ksts kstt ktaa ktak ktao ktas ktat ktcc ktck ktco ktcs ktfc ktfo ktfs ktkc ktkk ktko ktks ktkt ktoc ktok ktoo ktot ktsa ktsc ktsf ktso ktst kttc kttf kttk ktto ktts kttt oafc oafo oafs oaks oasc oass oast oats ocac ocak ocas ocat occa occc occt ocfa ocks ocos ocsa oct- octa octo octs ofas off- offa offc offo offs ofst ofta okak okas okka okko okok okot oksa okso okta okto ooaa ooak ooff oofs oooo ooos oosa oost oots osaf osak osas osat osca oscc osco osfa osoo osos ossa osso osta ostc osts otac otak otas otfc oto- otof otok otoo otos otsa otso otta otto otts s-os sa-c saac saaf saak saas saat saca sacc sack saco sacs sact safa safc saff safo saft saka sakk sako saks saos sasa sasc sasf sask saso sass sast sata satc sato sats satt scaa scac scaf scak scas scat sccc sccs scct scfa scfc sck- scok scoo scot scsa scsc scso scst sctc scto scts sfas sfca sfcc sfco sfcs sffc sfos sfss sfts skac skaf skat skfc skot skss soak soas soat soca sock soco socs sofa sofo soft soka sokk soko soof sook soos soot sosa soso soss sost sota sotc sotk soto sots ssaa ssac ssao ssas ssat ssca sscc sscs ssfc ssoc ssot sssa sssc sssf ssss ssta sstc ssts stac stak stas stat stca stcc stcs stfc stks stoa stof stok stoo stos stot stsf stss sttc taa- taaf taas taat taca tacc tack taco tacs tact tafa tafc taff tafo taft taka takk tako taks takt taoa taos tasa tasc task tass tast tata tato tats tatt tcca tccc tcfc tcos tctc tcts tfca tfot tfss tftc tkac tkof tkos tkts toas toat toca tock toco tofa toff tofo toft toka toko tooa toof took toos toot tosa tosc tosk toso toss tost tota totc toto tots tott tsaa tsao tsat tsca tscc tsfc tsks tsos tssa tssf tsst tstc tsts ttfa ttfc ttff ttss tttt