a-ak a-ha a-ok aaaa aaac aaah aaas aaca aacc aach aack aaco aacs aaha aahk aahs aaka aaoo aasa aasc aass acaa acac acas acca accc acch acco accs acha achh acho achs acks acoa acoh acos acsa acsc acss ahac ahah ahas ahha ahhs ahoa ahok ahsa ahso ahss akaa akah akao akas akca akha akhs akka akko akok akos aksa aoah aoca aocs aoks aoss asaa asac asah asak asao asas asc- asca ascc asch asco asha ashk ashs aska asko asks asoc asok asos assa assc assh assk asso asss caaa caac caah caas cac- caca cacc cach cack caco caha cahs caka caos casa casc cash cask caso cass ccaa ccac ccas ccca cccc cccs ccha cchs ccoc ccsa ccss chaa chac chah chak chao chas chca chch chcs chha chhs chka chks choc choh chok choo chos chsc chsh ckac ckch ckck ckco ckcs ckhs ckoa ckoc ckoo ckos cksa cksh ckso coak coas coca coch cock coco coha coho cohs cok- coka coko cooh cook coos cosa cosc cosh coso coss csaa csac csak csao csas cscc csch csco cscs cshs cska csks csos cssa haak haas hack haco hacs haha haho hahs haka hakk hako haks hasa hasc hash hask hass hcca hccc hcch hccs hchs hcsa hcsc hcso hcss hhaa hhhh hhhs hkcc hkcs hoac hoas hoca hoch hock hocs hoha hoho hoka hoko hoks hook hoos hosa hosh hoss hsac hsas hscc hshs k-os kaaa kaak kaas kacc kach kaco kacs kaha kahc kaho kahs kaka kakc kakh kakk kako kaks kaoa kaoc kaok kaos kas- kasa kasc kash kask kaso kass kcaa kcac kcah kcas kcca kccc kcck kcha kchh kchk kcho kchs kckc kckk kcko kcoh kcos kcsa kcsc kcss khac khak khao khas khca khcc khch khck khcs khhk khho khhs khka khkk khks khoa khoc khok khss kkaa kkac kkch kkck kkco kkcs kkha kkhh kkhk kkkk kkoa kkoh kkoo kksa kkss koac koak koas koca koch kock kocs koha kohh koho kohs koka kokc kokh kokk koko koks kooc kook kooo koos kos- kosa kosc kosh koso koss ksac ksah ksak ksas ksca ksch ksck ksco kscs ksha kshk ksho kshs kska kskk ksko ksks ksoc ksok ksoo ksos kssa ksso ksss oahs oaks oasc oass ocac ocak ocas occa occc ocha ochs ocks ocos ocsa ohcc ohho ohhs ohoh ohok ohos ohso ohss okak okas okha okka okko okok oksa okso ooaa ooak ooha ooho oohs oooh oooo ooos oosa osak osas osca oscc osco osha oshc osho oshs osoo osos ossa osso s-os sa-c saac saah saak saas saca sacc sack saco sacs saha sahk saho sahs saka sakk sako saks saos sasa sasc sash sask saso sass scaa scac scak scas sccc sccs sch- scha schh scho schs sck- scoh scok scoo scsa scsc scsh scso shac shah shak shao shas shca shcc shha shhh shhs shoa shok shoo shos shsc skac skhs skss soak soas soca soch sock soco socs soha sohh soho sohs soka sokk soko sook soos sosa sosh soso soss ssaa ssac ssao ssas ssca sscc sscs sshs ssoc sssa sssc sssh ssss