eDiscovery (Premium) provides an end-to-end workflow to preserve, collect, analyze, review, and export content that's responsive to your organization's internal and external investigations across Microsoft 365 and Office 365.

Typically, a keyword search involves a user typing their search request, or query, into a search engine such as Google, which then returns only those documents that contain the search terms entered. The documents returned by the search engine are called the search results.

Keyword searches have limitations One major limitation of Microsoft 365 eDiscovery search queries is that you can only search 50 keyword lists in a single search. This can be challenging and time-consuming if you have more than 50 keywords or search queries which often is the case.