How do I recover a word file after my computer crash?

My friend computer crash and she was writing a book. She was using Microsoft word and she was signed in. I know she had saved it to her computer but I'm not sure she saved it to one drive. Since she was log into mircrosoft office the file should be found some where. She check google drive and google docs and it... show more My friend computer crash and she was writing a book. She was using Microsoft word and she was signed in. I know she had saved it to her computer but I'm not sure she saved it to one drive. Since she was log into mircrosoft office the file should be found some where. She check google drive and google docs and it wasn't there. Can someone help me please?
Update: She's using another computer now.
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