HELP [topic-list]
          displays information about a specified topic.

      SHOW ADJUSTMENT
          displays the characteristics of indicated adjustments.

      SHOW ALIAS
          displays the characteristics of the specified alias.

      SHOW BUFFER
          displays the characteristics of the specified buffer.

      SHOW CMS
          displays the current SET CMS settings.

      SHOW DEFAULT_DIRECTORY
          displays the current default device and directory.

      SHOW COMMAND
          displays the characteristics of the specified user-defined
          command.

      SHOW DIRECTORY
          displays the setting of the SET DIRECTORY command.

      SHOW KEY
          displays the characteristics of the specified keyboard
          binding.

      SHOW KEYWORDS
          displays the characteristics of the specified keyword.

      SHOW LANGUAGE
          displays the characteristics of the specified language.

      SHOW LIBRARY
          displays the directory specifications of SCA libraries.

      SHOW MARK
          displays the setting of the specified mark.

      SHOW MODE
          Displays the current mode settings.

      SHOW MODULE
          displays SCA library module information.

      SHOW PACKAGE
          displays the characteristics of the specified package.

      SHOW PARAMETER
          displays the characteristics of the specified parameter.

      SHOW PLACEHOLDER
          displays the characteristics of the specified placeholder.

      SHOW QUERY
          displays information about current SCA query sessions.

      SHOW ROUTINE
          displays the characteristics of the specified routine.

      SHOW SCREEN
          displays information about current SCA query sessions.

      SHOW SEARCH
          displays the settings of text search options.

      SHOW SOURCE_DIRECTORY
          displays the directories set by the SET SOURCE_DIRECTORY
          command.

      SHOW SUMMARY
          shows statistics and other information about LSE.

      SHOW TAG
          displays the characteristics of indicated tags.

      SHOW TOKEN
          displays the characteristics of the specified token.

      SHOW VERSION
          displays the current version of LSE and SCA.

      WHAT LINE
          shows the current line number and total number of lines
          in the buffer.  Also shows what percentage of the lines
          in the buffer are located above the current line.