Si tuviera un apartamento más grande, podría tener una oficina.
If I had a bigger apartment, I could have an office.
Si no viviera con mi hermano, no tendría discusiones con él todo el tiempo .
If I didn't live with my brother, I wouldn't have arguments with him all the time.
If I hadn't worked for that company, I wouldn't have learned so much about IT.
Si no hubiese trabajado para esa empresa, no habría aprendido tanto de IT.