-vac a-ak a-ha aaaa aaac aaah aaar aaav aaca aacc aach aack aacr aacv aaha aahk aaka aara aarc aava acaa acac acar acca accc acch acha achh achr acr- acra acrc acrr acrv acvv ahac ahah ahar ahha ahra ahrc ahrr ahva akaa akah akar akca akha akka akr- akra arac arah arak arar arc- arca arch arh- arka arkh arr- arra arrc arrh arrk arrr arva avar avcc avra avva caaa caac caah cac- caca cacc cach cack cacr caha caka cara carc cark carr cava ccaa ccac ccar ccca cccc cccv ccha cchr ccra ccrc chaa chac chah chak char chav chca chch chha chka chra chrc chrr ckac ckch ckck ckcv ckhv ckrc crac crar crca crcc crcr crkc cvac cvar cvca cvcc cvra cvrr haak haar hack haha haka hakk hara harc harh hark harr harv hava hcca hccc hcch hhaa hhhh hkcc hrac hrrc hvac hvar hvcc kaaa kaak kaar kacc kach kacv kaha kahc kahr kaka kakc kakh kakk kara kark karr karv kava kavh kavv kcaa kcac kcah kcar kcav kcca kccc kcck kccr kccv kcha kchh kchk kchr kckc kckk kckr kckv kcrc kcrh kcrr kcrv kcvh kcvk kcvr kcvv khac khak khar khav khca khcc khch khck khcv khhk khka khkk khkr khkv khra khrk khrr khrv khvh kkaa kkac kkar kkch kkck kkcr kkha kkhh kkhk kkhr kkkk kkrc kkrh kkrk kkrr kkrv kkvr kkvv krac krah krak krar krav krca krcc krch krhc krhv krka krkc krkh krkk krkr krkv krrc krrk krrr krva krvc krvk krvr krvv kvah kvak kvar kvcc kvch kvck kvcr kvcv kvra kvrc kvrh kvrr kvrv kvvr kvvv raak rac- raca racc rach rack racv raha rahr raka rakk rara rark rava rcac rccc rcvr rrah rrrr rv-c rvca rvvh vaar vaca vach vack vaka vara vark varr vava vhhh vrac vrak vrav vvvv