In order to perform company name extraction, you'll need to configure company names in the Term Store. To complete this task, you will need to be a Term Store administrator. To update company names, perform the following steps:
- Navigate to the SharePoint Admin Center (https://admin.microsoft.com | Admin centers | SharePoint) and select Classic features.
- Select Open in the Search section.
- Open the Term Store by selecting Manage Search Dictionaries:

- Expand Search Dictionaries in the Term Store Management Tool.
- Point to either Company Inclusions or Company Exclusions. Then select the down arrow that appears and ...