"To love ova" is a bit ambiguous — here are a few possible meanings depending on what you meant:

"To Love" OVA (anime) You may be referring to an OVA (Original Video Animation) of the To Love-Ru series. Notable ones include:

• To Love-Ru OVA (2009–2010) — 6 episodes bundled with manga volumes
• To Love-Ru Darkness OVA (2012–2015) — 6 episodes
• To Love-Ru Darkness 2nd OVA (2015–2016)

"Love OVA" as a genre OVAs (direct-to-video anime) that focus on romance. Examples:

• Clannad: Another World, Kyou Chapter
• Toradora! OVA
• Kimi ni Todoke OVA

A typo Could you have meant:

• "To love over"?
• "To love, oh"?
• "To Love-Ru"?

Let me know which one you're asking about and I can go deeper!