The limit of terms that can be gathered in a set by truncation is 30,000 stems. For left truncation the search term must have at least four characters. Logging On and Logging Off One way to gain access to the STN International system is via telephone lines and a modem. All commercial systems that charge for online searching of their databases require a loginid and a password. For the STN Academic Program via the Internet, the logon sequence would be as below.
User input is indicated in bold.
Use this for graphics display. Use this for text display. The STN Messenger search software assumes that you are a novice searcher if you spell out the entire command words. Some commands have single letter equivalents which, if used, signal Messenger that you do not want to be prompted for any information the system needs to complete your search. Logoff - to end the search session.