-vac aaaa aaac aaal aaar aaav aaca aacc aacl aacr aacu aacv aala aalc aall aalu aara aarc aaru aava acaa acac acar acca accc accu acla aclc aclr aclu acr- acra acrc acrr acrv acu- acul acur acvv alaa alac alal alar alau alca alcc all- alla alll allr allu alua alur alva arac aral arar arau arc- arca arla arr- arra arrc arrr arru arua arul arva auaa auca aul- aula aull aulu aur- aura aval avar avcc avra avur avva caaa caac caal cac- caca cacc cacr cala calc call calu cara carc carl carr cauc caul cava cavu ccaa ccac ccar ccca cccc cccl cccu cccv ccla cclc cclv ccra ccrc ccrl ccuc clar clau clav clra clrv crac crar crau crca crcc crcr cuau cuca cucc cula culc cull cura curl curr cvac cvar cvca cvcc cvra cvrr laaa laac laal laar laca lacc lacl lacu lala lall lalu lara larc larr laru larv laul laur lava lavc lcac lcca lccc lcra lcrl lcrv llcc lllc llll lrac lral lrrc lrrr luau luca lula lull lulu lura lurv luua lvcc lvrr rac- raca racc racu racv rala rall rara raua rauc raul rava rcac rccc rcuv rcvr rlua rrrr ruca rula rull rura rurc ruru ruvu rv-c rvca uaca uarc uaru uaua ucal ucar ucav ucca ucla ucrc ucua ulaa ular ulcc ulla ullr ulua ulul ulva urac ural urau urca urla urra urur urva uulu uuuu uv-a uv-c uvaa uvac uval uvvu vaal vaar vaca vala vall valu vara varr varu vava vcal vlcc vrac vrav vual vuca vula vull vvvv