The average child watches 5 hours of television per day. A high percentage of television shows contain violence. I want information on behavior and television. I want information on children's behavior and television violence. Once a search statement has been developed the next step is to identify the key words or concepts.
Key words are usually the nouns or compound nouns which hold the major meaning in a sentence.
Most search statements contain two or more concepts. Remember that the computer does NOT understand the meaning of a search statement. Records in databases are organized by Subjects and Names . I want information on admitting students with AIDS to school. I want information on children's behavior and television violence.