-ana -vac a-ha aaaa aaac aaah aaan aaar aaav aaca aacc aach aacn aacr aacv aaha aana aara aarc aava acaa acac acan acar acca accc acch acha achh achr acr- acra acrc acrr acrv acvv ahac ahah ahar ahha ahra ahrc ahrr ahva ana- anaa anac anah anan anar anca ancc anha anna anrc arac arah aran arar arc- arca arch arh- arna arr- arra arrc arrh arrr arva arvn avan avar avcc avra avva caaa caac caah caan cac- caca cacc cach cacr caha cahn cana canc canh cann cara carc carn carr cava ccaa ccac ccar ccca cccc cccv ccha cchr ccna ccnc ccnr ccra ccrc chaa chac chah chan char chav chca chch chha chnc chnr chra chrc chrn chrr cnaa cnac cnna cnrc cnrr crac cran crar crca crcc crcr crna cvac cvar cvca cvcc cvra cvrr haan haar haha hahn hana hanc hann hara harc harh harn harr harv hava hcca hccc hcch hhaa hhhh hnna hrac hran hrrc hvac hvar hvcc naaa naac naan naar naca nacc nach naha nahr nan- nana nann nara narc narh narn narr nava navr navv ncaa ncac ncar ncca nccc nccn nccr ncha nchc ncna ncnc ncra ncrc nhcc nhnn nhra nhrc nnnn nrca nrna nrrc nvcc raan rac- raca racc rach racv raha rahn rahr rana ranc rann rara rava rcac rccc rcnr rcvr rrah rrna rrrr rv-c rvca rvvh vaan vaar vaca vach vana vanc vann vara varn varr vava vhhh vnav vrac vran vrav vrnn vvvv