-ana aaaa aaac aaan aaar aaca aacc aacn aacr aana aara aarc acaa acac acan acar acca accc acr- acra acrc acrr ana- anaa anac anan anar anaz anca ancc anna anrc anza arac aran arar arc- arca arna arr- arra arrc arrr arza aza- azan azar azaz azca azna azra azza caaa caac caan cac- caca cacc cacr cana canc cann canz cara carc carn carr caza ccaa ccac ccar ccca cccc ccna ccnc ccnr ccra ccrc cnaa cnac cnna cnnz cnrc cnrr crac cran crar crca crcc crcr crcz crna czar naaa naac naan naar naca nacc nan- nana nann nara narc narn narr narz naza nazz ncaa ncac ncar ncca nccc nccn nccr ncna ncnc ncra ncrc nnnn nrca nrna nrrc nzar nzcc nzra raan raaz rac- raca racc rana ranc rann ranz rara rarz raza razr razz rcac rccc rcnr rrna rrrr zaan zaar zaca zana zann zara zarr zaza zcar zzzz