a-ak a-ha aaaa aaac aaah aaar aaas aaca aacc aach aack aacr aacs aaha aahk aahs aaka aara aarc aars aasa aasc aass acaa acac acar acas acca accc acch accs acha achh achr achs acks acr- acra acrc acrr acrs acsa acsc acss ahac ahah ahar ahas ahha ahhs ahra ahrc ahrr ahrs ahsa ahss akaa akah akar akas akca akha akhs akka akr- akra aksa arac arah arak arar aras arc- arca arch arcs arh- arhs arka arkh arks arr- arra arrc arrh arrk arrr arrs ars- arsa arsc arsk asaa asac asah asak asar asas asc- asca ascc asch ascr asha ashk ashs aska askr asks asra asrc asrs assa assc assh assk assr asss caaa caac caah caas cac- caca cacc cach cack cacr caha cahs caka cara carc cark carr cars casa casc cash cask casr cass ccaa ccac ccar ccas ccca cccc cccs ccha cchr cchs ccra ccrc ccrs ccsa ccss chaa chac chah chak char chas chca chch chcs chha chhs chka chks chra chrc chrr chrs chsc chsh chsr ckac ckch ckck ckcs ckhs ckrc cksa cksh crac crar cras crca crcc crcr crhs crkc crsa crss csaa csac csak csar csas cscc csch cscr cscs cshs cska csks csra csrc csrs cssa cssr haak haar haas hack hacs haha hahs haka hakk haks hara harc harh hark harr hars hasa hasc hash hask hass hcca hccc hcch hccs hchs hcsa hcsc hcss hhaa hhhh hhhs hkcc hkcs hrac hras hrhs hrrc hsac hsas hscc hshs kaaa kaak kaar kaas kacc kach kacs kaha kahc kahr kahs kaka kakc kakh kakk kaks kara kark karr kars kas- kasa kasc kash kask kasr kass kcaa kcac kcah kcar kcas kcca kccc kcck kccr kcha kchh kchk kchr kchs kckc kckk kckr kcrc kcrh kcrr kcrs kcsa kcsc kcsr kcss khac khak khar khas khca khcc khch khck khcs khhk khhs khka khkk khkr khks khra khrk khrr khss kkaa kkac kkar kkch kkck kkcr kkcs kkha kkhh kkhk kkhr kkkk kkrc kkrh kkrk kkrr kkrs kksa kksr kkss krac krah krak krar kras krca krcc krch krcs krhc krhs krka krkc krkh krkk krkr krks krrc krrk krrr krrs krsa krsc krsh krsk krsr krss ksac ksah ksak ksar ksas ksca ksch ksck kscr kscs ksha kshk kshr kshs kska kskk kskr ksks ksra ksrh ksrr ksrs kssa kssr ksss raak raas rac- raca racc rach rack racs raha rahr rahs raka rakk rara rark rars rasa rasc rash rask rass rcac rcas rccc rccs rchs rcsa rcsc rcss rhhs rkss rrah rras rrhs rrrr rsaa rscc rsch rscs rshs rssa sa-c saac saah saak saar saas saca sacc sack sacr sacs saha sahk sahr sahs saka sakk saks sara sarc sarh sark sarr sars sasa sasc sash sask sass scaa scac scak scar scas sccc sccs sch- scha schh schr schs sck- scr- scra scrc scrs scsa scsc scsh scsr shac shah shak shar shas shca shcc shha shhh shhs shrs shsc skac skar skhs skra skss sras srcc srch srhs ssaa ssac ssas ssca sscc sscs sshs ssra ssrc ssrs sssa sssc sssh ssss