iambic trimeter iambic trimeter iambic trimeter iambic trimeter iambic iambic trimeter Iambic trimeter iambic iambic trimeter trímetros yámbicos iambic trimeters http://en.wikipedia.org/wiki/Iambic_trimeter iambic trimeter English iambic trimeter Trimeter iambic trimeter Iambic trimeter iambics iambic trimeter English iambic trimeter iambic trimeter iambic trimeter iambic trimeter iambics iambic trimeter English iambic trimeter iambics