In other databases, the
search term is looked for anywhere in a document or record. This is called
Free-text searching often results in false drops (irrelevant items)
because any item which contains the search term, no matter where it is located (in the
author field, title field, abstract, notes, or anywhere in the full text) will be
Many search engines on the Web, like Alta Vista, use free-text searching. Hundreds,
even thousands of documents are retrieved but many are irrelevant or only peripherally
related to the search topic.