a-a a-c a-t aaa aac aak aao aar aas aat ac- aca acc ack aco acr acs act aka akc akk ako akr aks aoa aoc aok aoo aor aos aot ar- ara arc ark aro arr ars art as- asa asc ask aso asr ass ast at- ata atc ato atr ats att c-- caa cac cak cao car cas cat cca ccc cck cco ccr ccs cct cka ckc cko cks ckt co- coa coc cok coo cor cos cot cra crc crk cro crr crs crt csa csc csk cso csr css cst cta ctc ctk cto ctr cts ctt k-t ka- kaa kac kak kao kar kas kat kca kcc kck kcr kcs kct kkc kkk kkr kks kkt koa koc kok koo kor kos kot kra krc krk kro krr krs krt ksa ksc ksk kso ksr kss kst kta ktc ktk kto ktr kts ktt oaa oac oak oao oar oas oat oc- oca occ ock oco ocr ocs oct oka okc okk oko okr oks oo- ooa ooc ook ooo oor oos oot or- ora orc ork oro orr ors ort os- osa osc osk oso osr oss ost ot- ota otc otk oto otr ots ott ra- raa rac rak rao rar ras rat rca rcc rco rcr rcs rct rkc rkk rko rks rkt roa roc rok roo ror ros rot rra rrc rrk rrr rrs rrt rsa rsc rsk rso rsr rss rst rta rtc rtk rto rtr rts rtt saa sac sak sao sar sas sat sca scc sck sco scr scs sct sk- ska skc skk sko skr sks skt soa soc sok soo sor sos sot sr- sra src srk sro srr srs srt ss- ssa ssc ssk sso ssr sss sst sta stc stk sto str sts stt taa tac tak tao tar tas tat tca tcc tck tco tcr tcs tct tka tkc tkk tko tkr tks tkt to- toa toc tok too tor tos tot tra trc trk tro trr trs trt tsa tsc tsk tso tsr tss tst tta ttc ttk tto ttr tts ttt

a-ak a-ok aaaa aaac aaar aaas aaca aacc aack aaco aacr aacs aact aaka aaoo aara aarc aaro aars aart aasa aasc aass aast aata aatc aatk aatt ac-t acaa acac acar acas acat acca accc acco accs acct acks acoa acor acos acot acr- acra acrc acro acrr acrs acsa acsc acss acst acta actc acto acts actt akaa akao akar akas akca akka akko akok akos akot akr- akra aksa akst aoca aocs aoks aora aors aort aoss aotc arac arak arar aras arat arc- arca arco arcs arct arka arko arks aroa aroo aror aros arr- arra arrc arrk arro arrr arrs arrt ars- arsa arsc arsk arso arst arta artc arto artr arts asaa asac asak asao asar asas asat asc- asca ascc asco ascr asct aska asko askr asks askt asoc asok asor asos asot asra asrc asro asrs assa assc assk asso assr asss asst asta astc asto astr asts at-t ataa atac atak atar atas atat atca atcc atck atco atcr atcs atka atkt atoc atok ator atos atot atra atrc atrk atro atsc atst atta atto attr atts caaa caac caas caat cac- caca cacc cack caco cacr caka caor caos cara carc cark caro carr cars cart casa casc cask caso casr cass cast cat- cata catc cato cats catt ccaa ccac ccar ccas ccat ccca cccc cccs ccoc ccra ccrc ccrs ccrt ccsa ccss ccst cctc cctt ckac ckat ckck ckco ckcs ckoa ckoc ckoo ckor ckos ckot ckrc cksa ckso ckst ckts coak coas coat coca cock coco coct cok- coka coko cook coos coot cor- cora corc cork coro corr cors cort cosa cosc coso coss cost cota cotc coto cots cott crac crar cras crat crca crcc crcr crkc croc crok croo cror crot crrt crsa crss crst crtc crts csaa csac csak csao csar csas csat cscc csco cscr cscs cska csks csor csos csot csra csrc csrs cssa cssr csta cstc csto cstr csts ctca ctor ctos ctot ctrc ctrs ctsa ctsc ctss ctta ctts k-os kaaa kaak kaar kaas kaat kacc kaco kacs kact kaka kakc kakk kako kaks kakt kaoa kaoc kaok kaor kaos kara kark karo karr kars kart kas- kasa kasc kask kaso kasr kass kast kat- kata katc katk kato katr kats katt kcaa kcac kcar kcas kcat kcca kccc kcck kccr kcct kckc kckk kcko kckr kcor kcos kcot kcrc kcro kcrr kcrs kcrt kcsa kcsc kcsr kcss kcst kcta kctc kcto kkaa kkac kkar kkat kkck kkco kkcr kkcs kkct kkkk kkoa kkoo kkor kkot kkrc kkrk kkro kkrr kkrs kkrt kksa kksr kkss kkst kktc kktk kkts koac koak koar koas koca kock kocs koct koka kokc kokk koko kokr koks kooc kook kooo koor koos koot kora korc kork koro korr kors kort kos- kosa kosc koso kosr koss kost kota kotc kotk koto kotr kots kott krac krak krar kras krat krca krcc krco krcs krka krkc krkk krko krkr krks kroa kroc krok kroo kror kros krrc krrk krro krrr krrs krrt krsa krsc krsk krsr krss krst krta krtc krtk krto krtr krts ksac ksak ksar ksas ksat ksca ksck ksco kscr kscs kska kskk ksko kskr ksks ksoc ksok ksoo ksor ksos ksra ksro ksrr ksrs ksrt kssa ksso kssr ksss ksst ksta kstc kstk ksto kstr ksts kstt ktaa ktak ktao ktar ktas ktat ktcc ktck ktco ktcr ktcs ktkc ktkk ktko ktkr ktks ktkt ktoc ktok ktoo ktor ktot ktrc ktrk ktro ktrr ktrs ktrt ktsa ktsc ktso ktsr ktst kttc kttk ktto kttr ktts kttt oaks oara oars oasc oass oast oats ocac ocak ocas ocat occa occc occt ocks ocos ocra ocro ocrr ocrs ocsa oct- octa octo octs okak okas okka okko okok okor okot okra okro oksa okso okta okto ooaa ooak oocr oooo ooos oora oort oosa oost oots orac orak orao orar