-vac a-do aaaa aaac aaad aaav aaca aacc aacd aaco aacu aacv aada aadc aadu aaoo aava acaa acac acad acag acca accc accd acco accu acda acdc acga acoa acod acog acou acu- acuo acvv adaa adac adad adag adao adcc adda addc addd addo addu adoc adod adog adoo adua ag-o agac agad agag agao agau agav agca agcc agco agda agga aggu agod agog agoo agou agua agva aoca auaa auca audc audo auga auug avao avcc avco avda avgo avou avva avvo c-cd caaa caac cac- caca cacc caco cada cadc cadd cado cadu caga cagg cago caod cauc cauo cava cavo cavu ccaa ccac ccad ccag ccca cccc cccu cccv ccdc ccga ccgc ccoc ccod ccuc ccvo cdaa cdac cdad cdda cdvd cgac cgcc cgcg coad coag coca coco cocu coda codd cogo cood coua coud cova covo cuau cuca cucc cuda cuga cvac cvca cvcc daad daag daau daca dada dado dadu daga dagg dago dagu dagv daou daud dava dcca dccc dccu dccv dcgo dcvd dcvg dddd ddoc dgac dgca doca doco docu dod- doda dodd dodg dodo dog- doga dogg dogo dogu dood douc doud doug duaa duad duca duco duda dudd dudo dudu duga dugu duo- duva dvda dvoa gada gadd gado gaga gagg gago gagu gaua gaud gava gc-c gcaa gccc gcda gcoa gcov gdca gdov gggg goad goca goda godo goga gogo good goog gou- goud goug guaa guac guag guao guca guda gudo gudu guga gugg gugu guva gvvv oaau ocac ocad occa occc ocga odac odda oddd odoo odou odva ogdc ogoa ogod ogog ogou ooaa ooda oooo ouac ouad oucc oudc ouu- ovda ovo- ovod ovoo uaca uaoc uaua ucad ucav ucca ucdc ucdd ucua udaa udad udau udca udoo ugao ugcc ugcg uggo ugod uguu uocc uovo uuoc uuuu uv-a uv-c uvaa uvac uvda uvvu vaad vaca vaco vada vado vadu vag- vaga vagg vaud vava vcug vdcc vgcc voad voca voda vodo voga vogu vooc voog voud vuca vuco vuda vudu vugg vugo vvog vvvv