-vac aaaa aaac aaal aaar aaav aaca aacc aacl aacr aacv aala aalc aall aara aarc aava acaa acac acar acca accc acla aclc aclr acr- acra acrc acrr acrv acvv alaa alac alal alar alca alcc all- alla alll allr alva arac aral arar arc- arca arla arr- arra arrc arrr arva aval avar avcc avra avva caaa caac caal cac- caca cacc cacr cala calc call cara carc carl carr cava ccaa ccac ccar ccca cccc cccl cccv ccla cclc cclv ccra ccrc ccrl clar clav clra clrv crac crar crca crcc crcr cvac cvar cvca cvcc cvra cvrr laaa laac laal laar laca lacc lacl lala lall lara larc larr larv lava lavc lcac lcca lccc lcra lcrl lcrv llcc lllc llll lrac lral lrrc lrrr lvcc lvrr rac- raca racc racv rala rall rara rava rcac rccc rcvr rrrr rv-c rvca vaal vaar vaca vala vall vara varr vava vcal vlcc vrac vrav vvvv