-ana a-ha aaaa aaac aaaf aaah aaan aaar aaca aacc aacf aach aacn aacr aafa aafc aaff aaha aana aara aarc acaa acac acan acar acca accc accf acch acfc acha achh achr acr- acra acrc acrr afaa afan afar afca afcc afch affa affc afr- afra afrc ahac ahah ahar ahfa ahha ahra ahrc ahrr ana- anaa anac anah anan anar anca ancc anfa anha anna anrc arac araf arah aran arar arc- arca arch arfa arfc arff arh- arna arr- arra arrc arrh arrr caaa caac caaf caah caan cac- caca cacc cach cacr cafa cafc caff caha cahn cana canc canh cann cara carc carf carn carr ccaa ccac ccaf ccar ccca cccc cccf ccfa ccfc ccff ccha cchr ccna ccnc ccnf ccnr ccra ccrc ccrf cfaa cfac cfar cfca cfcf cfcn cffr cfnr cfra cfrn chaa chac chaf chah chan char chca chch chfa chfc chfr chha chnc chnr chra chrc chrf chrn chrr cnaa cnac cnfa cnna cnrc cnrr crac craf cran crar crca crcc crcr crfc crna faaa faac faah faan faca facc fach fafa fafc faff faha fahn fahr fana fanc fara farc farr fcar fcca fccf fcch fcra ffar ffcc ffff ffrr fnac fnar frac fran frcc frcn frfc haaf haan haar haff haha hahn hana hanc hann hara harc harf harh harn harr hcca hccc hcch hcfa hcfc hhaa hhhh hnna hrac hran hrfc hrrc naaa naac naan naar naca nacc nacf nach nafa nafc naff naha nahf nahr nan- nana nann nara narc narf narh narn narr ncaa ncac ncar ncca nccc nccf nccn nccr ncfc ncha nchc ncna ncnc ncra ncrc nfaa nfff nfra nhcc nhnn nhra nhrc nnnn nrca nrfc nrna nrrc raaf raan rac- raca racc rach rafa rafc raff raha rahn rahr rana ranc rann rara rarf rcac rcaf rccc rcfc rcnr rffc rnaf rrah rrfc rrna rrrr