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# Mastering EBC Reader: Understanding the Boolean search method

Learn how to use Boolean search on **EBC Reader** to find legal information faster and smarter. Master keywords, connectors, and filters to get precise results every time.

You can use this search by:
* Enter the text with operators - **AND, OR, NOT** in the search tab.
* Select Boolean from the Search Methods.
* Click on Search to view results.
* Using Search **BOOLEAN** – as shown below

**Situation 1:**


![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/reader1_1gjjvnl.png)

In this situation we have given an example of Boolean Search Method, by using :

**criminal OR crime **(shows the usage of OR)

Keyword: Criminal **OR **crime
Returns results that include one or more strings:
* Any document that contains references to criminal law or criminal matters.
* Criminal Act
* any kind of mention of any crime

Result:

![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/reader2-1_qo0k0e.jpg)

**Situation 2:**


![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/reader3_1g6ehw9.jpg)
In this situation, we have given an example of Boolean Search Method, by using :

crime AND gun (shows the use of AND)

Keyword: crime **AND ** gun
Returns results that include both strings:
* any crime-related information
* any crime committed with a gun and so on

Result:

![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/reader4-1_8vsu8z.jpg)

**Situation 3:**


![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/newreader9_gnwrev.jpg)
In this situation, we have given an example of Boolean Search Method, by using :

murder NOT knife ( shows the use of NOT)

Keyword: Murder **NOT ** Knife
Returns results that include the first string but not the second string:
* alleged Murder weapon
* brutal Murder

Result:

![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/newreader10_15xckx8.jpg)

**Situation 4:**


![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/reader7-1_1pqfdks.jpg)
In this situation, we have given an example of Boolean Search Method, by using :

pri* AND wom?en (shows the use of special characters)

**Single character boolean:?** This will Return objects with one character in place of the question mark.
Keyword: Wom?n
Returns objects that include the following strings:
• Woman
• Women

**Multiple character boolean: asterisk** This will Return objects with zero or more characters in place of the asterisk.
Keyword: *pri*
Returns objects that include the following strings:
• primary
• principle
• price

Result:

![](https://storage.crisp.chat/users/helpdesk/website/-/7/d/8/d/7d8db03f648ca000/reader8-1_xo4p6n.jpg)