• * at the end of a keyword allows wildcard searches
  • " quotes can be used for searching phrases
  • + represents an AND search (default)
  • | represents an OR search
  • - represents a NOT operation
  • ( and ) implies priority
  • ~N after a word specifies the desired edit distance (fuzziness)
  • ~N after a phrase specifies the desired slop amount
  • 1 (current)
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!!! The documents are stored in the ETH Web archive and are no longer maintained !!! The ETHTDA archives and documents the data set collected by the IVT, ETH Z├╝rich in the course of its research. The majority of the about 40 surveys are designed and conducted by its staff. Some further data sets are included after careful cleaning and further documentation.