-vac aaaa aaac aaae aaar aaav aaca aacc aace aacr aacv aaea aaec aaev aage aara aarc aare aava acaa acac acae acag acar acca accc acce ace- acea acec acer acev acga acgr acr- acra acrc acre acrr acrv acvv aeac aeer aega aer- aera aerc aeva agac agag agar agav agca agcc agce agea agee ager agga agge agra agre agva arac arae arag arar arc- arca arce area arec aree areg arev arga arge arr- arra arrc arre arrg arrr arva arve avar avcc avce avea avec aver avra avre avva caaa caac cac- caca cacc cace cacr caec caer caga cage cagg cagr cara carc care carr cava cave ccaa ccac ccag ccar ccca cccc cccv ccee ccga ccgc ccra ccrc ccre ccrg ceac cear cec- ceca cece ceec cege cer- cera cerc cere ceva cgac cgcc cgcg cger crac crag crar crca crcc crce crcr cre- crea crec cree creg cvac cvar cvca cvcc cver cvra cvrg cvrr eaca eacc eaec eaga eage eara eare eave ecaa ecac ecar ecca eccc ecce ecra ecrc ecrr ecrv eeca eeea eeee eega eera eerc eerg eeva egaa egae egar egcc egcg egcr egea egec egee eger egge egra egre erca ercc erce erec erer erev erg- erga ergg erra errc erre erve evac evae evar evea ever evga evra evre gaar gace gaea gaec gaer gaga gage gagg gara gare garg garr garv gava gave gc-c gcaa gccc gcrg gear geca gece geer gege gegg gera gere geva geve gggg grac grae grav grcc grce grea grec gree greg grev grrr grve gvvv raag rac- raca racc race racv raec raeg raer raga rage ragg rara rare rava rave rcac rccc rcga rcgc rcrg rcvr rea- reac reae rear reca recc rece recr reev rega rege regr rera rere rerg reva reve rrrr rv-c rvca rver vaar vaca vace vag- vaga vage vagg vara vare varg varr vava vear vecc veer vega vege ver- vera vere veve vgcc vrac vrav vver vvvv