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Outlook
A family of Microsoft email and calendar products.
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Hi @Teerath
Welcome to our forum!
Does Outlook web have the same problem?
If you change the keyword, will searching for other emails return the correct results?
What version is the Outlook client? Please make sure to update to the latest version.
There are many reasons for this problem, try the following possible solutions.
References: Troubleshooting Outlook search issues.
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