a-a a-t aaa aaf aak aao aar aas aat af- afa aff afk afo afr afs aft aka akk ako akr aks aoa aof aok aoo aor aos aot ar- ara arf ark aro arr ars art as- asa asf ask aso asr ass ast at- ata atf ato atr ats att faa faf fak fao far fas fat ffa fff ffk ffo ffr ffs fft fka fkf fkk fkt foa fof fok foo for fos fot fra frf frk fro frr frs frt fsa fsf fsk fso fsr fss fst fta ftf ftk fto ftr fts ftt k-t ka- kaa kaf kak kao kar kas kat kfa kff kfo kfs kkk kkr kks kkt koa kof kok koo kor kos kot kra krf krk kro krr krs krt ksa ksf ksk kso ksr kss kst kta ktf ktk kto ktr kts ktt oaa oaf oak oao oar oas oat of- ofa off ofo ofr ofs oft oka okk oko okr oks oo- ooa oof ook ooo oor oos oot or- ora orf ork oro orr ors ort os- osa osf osk oso osr oss ost ot- ota otf otk oto otr ots ott ra- raa raf rak rao rar ras rat rfa rff rfk rfo rfr rfs rft rkf rkk rko rks rkt roa rof rok roo ror ros rot rra rrf rrk rrr rrs rrt rsa rsf rsk rso rsr rss rst rta rtf rtk rto rtr rts rtt saa saf sak sao sar sas sat sfa sff sfk sfo sfr sfs sft sk- ska skf skk sko skr sks skt soa sof sok soo sor sos sot sr- sra srf srk sro srr srs srt ss- ssa ssf ssk sso ssr sss sst sta stf stk sto str sts stt taa taf tak tao tar tas tat tfa tff tfk tfo tfr tfs tft tka tkk tko tkr tks tkt to- toa tof tok too tor tos tot tra trf trk tro trr trs trt tsa tsf tsk tso tsr tss tst tta ttf ttk tto ttr tts ttt

a-ak a-ok aaaa aaaf aaar aaas aafa aaff aaka aaoo aara aaro aars aart aasa aasf aass aast aata aatf aatk aatt afaa afak afao afar afat affa affo affs afft afka afkr afoa afoo afor afr- afra afro afrs afsa afst afta afts akaa akao akar akas akka akko akok akos akot akr- akra aksa akst aoks aora aors aort aoss aotf araf arak arar aras arat arfa arff arfs arft arka arko arks aroa aroo aror aros arr- arra arrk arro arrr arrs arrt ars- arsa arsk arso arst arta arto artr arts asaa asaf asak asao asar asas asat asfa aska asko askr asks askt asof asok asor asos asot asra asro asrs assa assk asso assr asss asst asta asto astr asts at-t ataa atak atar atas atat atfs atka atkt atof atok ator atos atot atra atrk atro atst atta atto attr atts f--k faaa faas fafa faff fafo fako fakt fara fark faro farr fars fart fasa faso fass fast fata fatf fato fats fatt ffar ffff ffrr ffsa ffss fftf foaf foak foar fofo foof fook foos foot for- fora fork foro forr fors fort fosa foso foss fost fota foto fots fott frak fras frat fros frot frso frst frta fsas fsfo fsra fssa fssf fsta ftos ftrs ftsa ftsr k-os kaaa kaaf kaak kaar kaas kaat kafa kaff kafr kafs kaka kakk kako kaks kakt kaoa kaok kaor kaos kara karf kark karo karr kars kart kas- kasa kasf kask kaso kasr kass kast kat- kata katf katk kato katr kats katt kfar kfat kffa kfff kffk kfka kfok kfoo kfor kfra kfro kfrr kfrs kfsa kfsk kfsr kfst kfta kftk kftt kkaa kkar kkat kkfr kkfs kkft kkkk kkoa kkoo kkor kkot kkrf kkrk kkro kkrr kkrs kkrt kksa kksf kksr kkss kkst kktk kkts koak koar koas kofa koff kofk kofo koft koka kokf kokk koko kokr koks kook kooo koor koos koot kora korf kork koro korr kors kort kos- kosa kosf koso kosr koss kost kota kotk koto kotr kots kott krak krar kras krat krff krfo krfs krft krka krkk krko krkr krks kroa krof krok kroo kror kros krrf krrk krro krrr krrs krrt krsa krsf krsk krsr krss krst krta krtk krto krtr krts ksaf ksak ksar ksas ksat ksfa ksfo ksfr ksft kska kskf kskk ksko kskr ksks ksof ksok ksoo ksor ksos ksra ksrf ksro ksrr ksrs ksrt kssa ksso kssr ksss ksst ksta kstk ksto kstr ksts kstt ktaa ktak ktao ktar ktas ktat ktfo ktfs ktkk ktko ktkr ktks ktkt ktok ktoo ktor ktot ktrf ktrk ktro ktrr ktrs ktrt ktsa ktsf ktso ktsr ktst kttf kttk ktto kttr ktts kttt oafo oafs oaks oara oars oass oast oats ofas off- offa offo offr offs ofor ofra ofst ofta okak okas okka okko okok okor okot okra okro oksa okso okta okto ooaa ooak ooff oofs oooo ooos oora oort oosa oost oots orak orao orar oras orat orff orfs orka orko oro- orof orok oror oros orot orra orro orrs orsa orsk orso orta orto orts osaf osak osar osas osat osfa osoo osor osos osro ossa osso osta ostr osts otak otar otas oto- otof otok otoo otor otos otra otro otrs otsa otso otta otto otts raaf raak raas raat rafa raff raft raka rakk rakt raok raos rara rarf rark raro rars rasa rask raso rass rast rata ratf ratk rato rats ratt rkkf rkos rkss rkts roaf roak roar roas roat roff rofo roka rokk roko rokr roks roof rook roor roos root rora rork roro rort rosa roso ross rost rota rotk roto rotr rots rott rras rrat rrrr rsaa rsaf rsos rssa rsts rtas rtss rtts s-os saaf saak saar saas saat safa saff safo safr saft saka sakk sako saks saor saos sara sarf sark saro sarr sars sart sasa sasf sask saso sass sast sata sato satr sats satt