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People and companies both utilize information search and retrieval services when they need to find a piece of information they need. Some information search and retrieval services are on-line search engines that are free to use. Other information search and retrieval services are closed on-line services that contain terabytes worth of content and can only be accessed for a fee. Some information search and retrieval services can search for general information about a vast number of subjects while other information search and retrieval services are more specialized in the type of data and information they deal with. Some information search and retrieval services specialize in searching and retrieving information regarding legal matters such as court documents and criminal records. Other information search and retrieval services may specialize in information regarding medical conditions and diseases; publicly traded companies; consumer buying habits; population statistics; lost and found items; or scientific papers.
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