You can't. If you were to PREVENT yourself
from buying it in the past...
The Big Bang Theory Season 1, Episode 14
"swear fealty to King Joffrey,
and PREVENT any strife
Game of Thrones Season 7, Episode 6
No. If he had that,
he'd be trying to PREVENT NSYNC
The Big Bang Theory Season 11, Episode 13
Can I go back and PREVENT you
from explaining that to me?
The Big Bang Theory Season 1, Episode 14
Speaking to Cersei
will not PREVENT a slaughter.
Game of Thrones Season 8, Episode 4