a-ak a-ii a-ok aaaa aaac aaaf aaai aaas aaca aacc aacf aaci aack aaco aacs aafa aafc aaff aafi aaic aaii aais aaka aaoo aasa aasc aasf aasi aass acaa acac acai acas acca accc accf acci acco accs acfc acfi acfs aci- acia acic acif acis acks acoa acos acsa acsc acsi acss afaa afak afao afca afcc afci afcs affa affc affi affo affs afia afif afik afis afka afoa afoo afsa afsc aiai aias aica aicc aicf aics aiff aifs aiia aiic aika aiki aiko aiks aioc aioi aisa aisi aisk aiso akaa akai akao akas akca akia akif akik akio akis akka akki akko akok akos aksa aksi aoca aocs aoki aoks aoss asaa asac asaf asai asak asao asas asc- asca ascc asci asco asfa asfi asia asic asif asii asik asio asis aska aski asko asks asoc asof asoi asok asos assa assc assi assk asso asss caaa caac caaf caas cac- caca cacc caci cack caco cafa cafc caff cafs caia caic caik caio cais caka caoi caos casa casc casi cask caso cass ccaa ccac ccaf ccai ccas ccca cccc cccf ccci cccs ccfa ccfc ccff ccfi ccic ccii ccis ccoc ccsa ccsf ccsi ccss cfaa cfac cfao cfca cfcf cfco cfcs cfia cfoa cfos cfsa cfsi ciaa ciak ciao cias cica cicc cici cico cics cifa ciff cifs ciia ciii ciis cika ciko cios cis- cisa cisc cisk ciss ckac ckck ckco ckcs ckfi ckoa ckoc ckoi ckoo ckos cksa ckso coai coak coas coca cock coco cofc coff cofi cofs coia coif cois cok- coka coko coof cook coos cosa cosc cosi coso coss csaa csac csak csao csas cscc cscf csci csco cscs csfc csia csik csio csis cska csks csos cssa f--k faaa faac faas faca facc fack facs fafa fafc faff fafi fafo faik faio fais faki fako fasa fasc fasi faso fass fcas fcca fccf fcic fcii fcsc ffcc ffff ffii ffsa ffss fiaa fiac fiaf fias fica ficc fick fico fics fifa fifc fiff fifi fifo fiii fika fiki fios fisa fisc fisi fisk fiss foaf foak foca foci fock foco focs fofo foia fois foki foof fook foos fosa fosi foso foss fsai fsas fscc fsck fsfi fsfo fsia fssa fssc fssf iaaa iaac iaai iaas iaca iacc iacs iafc iaff iaia iais iasa iasc iasi iask iaso icaa icac icaf icai icao icas icca iccc iccf icci icco iccs icis icks icoc icos icsa icsc icsi icss ifaa ifac ifao ifas ifco ific ifis ifsa ifsc ifso iiac iias iica iifa iiii iiio iiis iioi iioo iios iisc iisi ikki ikko ikoo ioci iofc ioii ioio ioko ioof iooi iooo ioos ioso is-a isac isaf isai isak isao isas isca iscc isci isco iscs isfa isfc isia isic isis iska iskf isko iso- isoc isof isok isos issa issc issf issi isso isss k-ci k-os kaaa kaaf kaai kaak kaas kacc kaci kaco kacs kafa kafc kaff kafi kafs kaia kaic kaif kaii kaik kaio kais kaka kakc kaki kakk kako kaks kaoa kaoc kaoi kaok kaos kas- kasa kasc kasf kasi kask kaso kass kcaa kcac kcai kcas kcca kccc kcci kcck kcfa kcfc kcfi kcfo kcic kcif kcii kcis kckc kckf kckk kcko kcof kcos kcsa kcsc kcsf kcsi kcss kfac kfai kfcf kfco kfcs kffa kfff kffk kfia kfio kfis kfka kfok kfoo kfsa kfsi kfsk kiac kiai kias kica kicc kick kics kifa kiff kifs kiia kiic kiii kiik kiis kika kikc kikf kiki kikk kiko kioa kioc kioi kiok kioo kisa kisc kisf kisi kisk kiso kiss kkaa kkac kkai kkci kkck kkco kkcs kkfi kkfs kkia kkic kkik kkkk kkoa kkoo kksa kksf kksi kkss koac koai koak koas koca kocf koci kock kocs kofa kofc koff kofi kofk kofo koii koka kokc kokf koki kokk koko koks kooc kooi kook kooo koos kos- kosa kosc kosf kosi koso koss ksac ksaf ksak ksas ksca ksci ksck ksco kscs ksfa ksfc ksfi ksfo ksif ksii ksik ksis kska kskf kskk ksko ksks ksoc ksof ksoi ksok ksoo ksos kssa kssi ksso ksss oafc oafo oafs oaic oais oaks oasc oasi oass ocac ocak ocas occa occc occi ocfa ocis ocks ocos ocsa ofas off- offa offc offo offs ofik oici oick oiii oiko oiks oios oisc okak okas okia okic okka okko okok oksa oksi okso ooaa ooak ooff oofs ooia oooo ooos oosa oosi osaf osai osak osas osca oscc osci osco osfa osia osii osik osis oski osoi osoo osos ossa ossi osso s-ic s-ii s-os sa-c saac saaf saak saas saca sacc saci sack saco sacs safa safc saff safi safo saia saic saif saik sais saka saki sakk sako saks saoi saos sasa sasc sasf sasi sask saso sass scaa scac scaf scai scak scas sccc sccs scfa scfc scfi sci- scia scic scif scio scis sck- scok scoo scsa scsc scsi scso sfas sfca sfcc sfco sfcs sffc sfia sfio sfos sfss siaa siac siaf siai siak sias sica sicc sici sick sico sics sifa siff sifo siik sika siki siko siks sios sisa sisc sisi sisk siss skac skaf skai skfc skia skic skif skik skio skis skss soak soas soca soci sock soco socs sofa sofi sofo soia soic soif soik sois soka soki sokk soko soof sook soos sosa sosi soso soss ssaa ssac ssao ssas ssca sscc ssci sscs ssfc ssis ssoc sssa sssc sssf sssi ssss