a-ak a-ii aaaa aaac aaai aaas aaca aacc aaci aack aacs aaic aaii aais aaka aasa aasc aasi aass acaa acac acai acas acca accc acci accs aci- acia acic acis acks acsa acsc acsi acss aiai aias aica aicc aics aiia aiic aika aiki aiks aisa aisi aisk akaa akai akas akca akia akik akis akka akki aksa aksi asaa asac asai asak asas asc- asca ascc asci asia asic asii asik asis aska aski asks assa assc assi assk asss caaa caac caas cac- caca cacc caci cack caia caic caik cais caka casa casc casi cask cass ccaa ccac ccai ccas ccca cccc ccci cccs ccic ccii ccis ccsa ccsi ccss ciaa ciak cias cica cicc cici cics ciia ciii ciis cika cis- cisa cisc cisk ciss ckac ckck ckcs cksa csaa csac csak csas cscc csci cscs csia csik csis cska csks cssa iaaa iaac iaai iaas iaca iacc iacs iaia iais iasa iasc iasi iask icaa icac icai icas icca iccc icci iccs icis icks icsa icsc icsi icss iiac iias iica iiii iiis iisc iisi ikki is-a isac isai isak isas isca iscc isci iscs isia isic isis iska issa issc issi isss k-ci kaaa kaai kaak kaas kacc kaci kacs kaia kaic kaii kaik kais kaka kakc kaki kakk kaks kas- kasa kasc kasi kask kass kcaa kcac kcai kcas kcca kccc kcci kcck kcic kcii kcis kckc kckk kcsa kcsc kcsi kcss kiac kiai kias kica kicc kick kics kiia kiic kiii kiik kiis kika kikc kiki kikk kisa kisc kisi kisk kiss kkaa kkac kkai kkci kkck kkcs kkia kkic kkik kkkk kksa kksi kkss ksac ksak ksas ksca ksci ksck kscs ksii ksik ksis kska kskk ksks kssa kssi ksss s-ic s-ii sa-c saac saak saas saca sacc saci sack sacs saia saic saik sais saka saki sakk saks sasa sasc sasi sask sass scaa scac scai scak scas sccc sccs sci- scia scic scis sck- scsa scsc scsi siaa siac siai siak sias sica sicc sici sick sics siik sika siki siks sisa sisc sisi sisk siss skac skai skia skic skik skis skss ssaa ssac ssas ssca sscc ssci sscs ssis sssa sssc sssi ssss