tuviera dinero, compraría

if I had money, I would buy

→ tener
phrase Rare #44,662
if I had money, I would buy Used to express a hypothetical or unlikely situation. Tuviera is the imperfect subjunctive form of tener, and compraría is the conditional form of comprar.
SP: Si tuviera dinero, compraría una casa junto al mar.
EN: If I had money, I would buy a house by the sea.

Si tuviera dinero, compraría un computador.

If I had money, I would buy a computer.

Si yo tuviera dinero, compraría esta computadora.

If I had money, I would buy this computer.

Si yo tuviera dinero, compraría el ordenador.

If I had money, I would buy the computer.

Si tuviera dinero, compraría una computadora.

If I had money, I would buy a computer.