haber

Ciertamente hubieran habido representantes de sus tipos en otras áreas.	Surely there would be representatives of their kinds in other areas.
Si hubieran habido tijeras sobre el escritorio, hubiera sido otra historia.	If you had scissors on your desk, it'd be a different story.
¿Y si hubieran habido más de uno?	And what if there had been more than one of them?
Si hubieran habido periódicos, todos ellos hubieran editado y quitado la verdad.	If there were newspapers, they were all editing out the truth.
El Presidente Santer lamentaba que hubieran habido muchos intereses nacionales en este proceso.	Mr Santer complained earlier that there were too many national interests involved in this process.
En comparación a nuestro día, podrías decir, si hubieran habido escuelas, todas hubieran enseñado la evolución.	Comparing it to our day, you could say, if there were colleges, they were all teaching evolution.
Si hubieran habido, las hubiera traído, pero no había papitas, así que no traje papitas.	If there were chips, you would have chips, but there were no chips, so I didn't get the chips.
Incluso si hubieran habido suficiente copias, las que no habían, la gran mayoría de la población del mundo era analfabeta y no las podía leer en todo caso.	Even if copies were plentiful, which they weren't, the vast majority of the population of the world was illiterate and could not read them anyway.