It looks like your sentence might be cut off, but I'll do my best to help you with the information you've provided.
When your grandmother was raising whom? It would be helpful if you could provide more context or complete the sentence so I can give you a more accurate and detailed response.
If you're asking about a specific time period or event during which your grandmother was raising someone (such as her children or grandchildren), please let me know, and I can try to assist you further.
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