In this paper, we propose a syntax-based text retrieval system for on-line language learning and use a fast regular expression search engine as its main component. Regular expression searches provide more scalable querying and search results than keyword-based searches. However, without a well-designed index scheme, the execution time of regular…

Illustrations are provided of how a foreign language teacher might find information using the Educational Resources Information Center (ERIC) system. ERIC products and services are described. The article points out that ERIC provides access to materials not easily located through standard reference sources. (SW)

The thesaurus is divided into two parts. The first part lists descriptor terms under eight main areas of concern in foreign language instruction; the second lists terms alphabetically and includes "use" and "use for" notations. More that 500 descriptors are included. An introduction describes the work of the Information Center for Research in…