Here are some possible meanings depending on the intended phrase:
1. "Se la vedi" (If you see her/him/it): This phrase translates directly to "If you see her/him/it" and is used in a variety of contexts.
2. "Se la vuoi" (If you want it): This phrase translates to "If you want it" and is used when offering something or suggesting an action.
3. "Se la sai" (If you know it): This phrase translates to "If you know it" and is used to inquire about someone's knowledge of something.
4. "Se la fa" (If he/she does it): This phrase translates to "If he/she does it" and is used to refer to an action someone might take.
5. "Se la fa vedere" (If he/she shows it): This phrase translates to "If he/she shows it" and is used to refer to someone showing something to someone else.
To get a more accurate translation, please provide the context or the full sentence where "Se la vi" appears.