dogi[7], giro[6], igro[6], irgo[6], rogi[6], dior[5],
gid[6], dog[6], goi[5], ogi[5], gir[5], igr[5], irg[5], gro[5], ogr[5], doi[4], ido[4], odr[4], ord[4], rod[4], roi[3],
go[4], id[3], do[3], od[3], or[2], ro[2],
