-vac a-do aaaa aaac aaad aaav aaca aacc aacd aaco aacv aada aadc aaoo aava acaa acac acad acag acca accc accd acco acda acdc acga acoa acod acog acvv adaa adac adad adag adao adcc adda addc addd addo adgz adoc adod adog adoo ag-o agac agad agag agao agav agaz agca agcc agco agda agdz agga agod agog agoo agoz agva aoca avao avaz avcc avco avda avgo avva avvo aza- azad azaz azca azo- azog azoo azov azza azzo c-cd caaa caac cac- caca cacc caco cada cadc cadd cado caga cagg cago cagz caod caoz cava cavo caza cazo ccaa ccac ccad ccag ccca cccc cccv ccdc ccga ccgc ccoc ccod ccvo cdaa cdac cdad cdda cdvd cdza cgac cgcc cgcg coad coag coca coco coda codd cogo cood cova covo cozd cozz cvac cvca cvcc daad daag daca dada dado daga dagg dago dagv dava dazz dcca dccc dccv dcgo dcvd dcvg dddd ddoc dgac dgca doca doco dod- doda dodd dodg dodo dog- doga dogg dogo dood doza dozo dvda dvoa dzca dzvv gacz gada gadd gado gaga gagg gago gava gaza gc-c gcaa gccc gcda gcoa gcov gdca gdov gggg goad goca goda godo goga gogo good goog goza gozd gozo gvvv ocac ocad occa occc ocga odac odda oddd odoo odva ogdc ogoa ogod ogog ooaa ooda oooo ovda ovo- ovod ovoo ozd ozga vaad vaca vaco vada vado vag- vaga vagg vava vaza vdcc vgcc voad voca voda vodo voga vooc voog vvog vvvv zaav zaca zada zagg zago zaza zoco zoda zodd zogg zogo zoo- zoza zozo zzzz