Keyword Searching

Buscar por palabras claves*

Even if you don't know the controlled vocabulry that best describes your search, you can use keyword searching to find relevant results.

Aún si no no conoce el vocabulario controlado que describe su búsqueda, puede hacer una búsqueda por palabras claves para descubrir resultados pertinentes.

In addition to controlled vocabulary, computer programs index the records (books, articles, and www sites) based on "significant" or "key" words used within the title, summary, or text.

Además del vocabulario controlado, programas computerizados catalogan los récordes (libros, artículos, y sitios WWW) basando el catálogo en palabras “claves” o “significantes” usadas dentro del título, resumen o texto.

AUTHOR: Beckerman, Wilfred.; Malkin, Jesse. TITLE: How much does global warming matter? SOURCE: The Public Interest no114 (Winter '94) p. 3-16 SUMMARY: Vice-president Gore had declared global warming to be the world's highest risk environmental problem SUBJECTS: Global temperature changes Greenhouse effect, Atmospheric Environmental economics International economic relations

So you don't need to know the controlled vocabulary in advance.

Así, no necsita falta el vocabulario controlado en avance.

* palabras claves funcionan solamente en inglés