Specifies a string (such as a referenced file name) and searches for it in all files listed in the Design Assistant Manager browser.
Access
Use Microsoft Windows Explorer to select an assembly file. Right-click, and then select Design Assistant.
Click the Manage icon to activate the Design Assistant Manager.
Click Tools 
Find, and on the menu, click String.
- Search String
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Enter the string, and then click OK. The search highlights the file names in the Design Assistant Manager browser.
Note: The search on the string is case-sensitive.