How can I search for multiple words with Sitecore 7 ? I tried with Contains for every word but doesn't work fine and I think performance it's not really good.
you can user PredicateBuilder for this issue :
Code will be something like:
Queryable<SearchItem> SearchText(List<string> keywords, IQueryable<SearchItem> itemList)
{
var predicate = PredicateBuilder.True<SearchItem>();
foreach (string keyword in keywords)
{
predicate = predicate.And(i => i.FieldOne.Contains(keyword) || i.FieldTwo.Contains(keyword) || i.FieldThree.Contains(keyword) || i.Fieldyyy.Contains(keyword));
}
return itemList.Where(predicate);
}
About predicateBuilder you can find here : Dynamic query using predicate builder