OR

Selects documents that show evidence of at least one of your search elements. Documents selected using the OR operator are relevance-ranked.

To select documents that contain stemmed variations of the word "content" or "editing" or the phrase "content management", you can enter the following:

content OR editing OR content management
OR (content, editing, content management)

Only those documents that contain at least one of the search elements, or a stemmed variation of at least one of them, are retrieved. A calculated score is assigned to each retrieved document.