Possible Meanings and Corrections:
* By yourself: This means alone or without help from others. Example: "Can you do this by yourself?"
* On your own: Similar to "by yourself," this means independently or without assistance. Example: "She's going to start her own business on her own."
* By your own doing: This phrase indicates that something is a result of someone's own actions. Example: "He lost his job by his own doing."
* Of your own: This indicates something is created or belonging to someone personally. Example: "This is a painting of your own."
Could you please clarify what you mean by "by your own"?
Once you provide more context, I can help you understand the correct phrasing and origin.