[Solved]-LinqKit PredicateBuilder with EF 4 CPT 5 table relationships?-LINQ,C#

Have you tried this:

var predicate = PredicateBuilder.False<MusicSheet>();
foreach (var term in terms)
{
   string keyword = term;

   predicate = predicate
      .Or(s => s.Title.Contains(keyword) ||
               s.Authors.Any (a => a.Name.Contains(keyword) || a.Bio.Contains(keyword)));
}