ocurrir to happenFuture Perfect Subjunctive / Futuro Perfecto de Subjuntivoyohubiere ocurridotúhubieres ocurridoél / Ud.hubiere ocurridonosotroshubiéremos ocurridovosotroshubiereis ocurridoellos / Uds.hubieren ocurrido
Other Tenses / Moods of Ocurrir Simple Tenses Present Tense Imperfect Tense Preterite (Past Tense) Future Tense Conditional Tense Subjunctive Tense Imperfect Subjunctive Future Subjunctive Imperative (Command) Past Participle & Gerund Compound Tenses Present Perfect Past Perfect Past Anterior (Preterite Perfect) Future Perfect Conditional Perfect Present Perfect Subjunctive Pluperfect Subjunctive Future Perfect Subjunctive