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• Boolean operators: AND, OR and NOT

• Both ? and * replace any number of characters

• Use # for multi-character variant spellings: e.g. colo#r

• Use ! for single character spelling variations, e.g. wom!n

• Select 'Yes' below the search box for Adjacent

• Use %x for terms to appear within a specific distance from each other, regardless of the order of appearance

• Use !x to also determine that they appear in the same order as you entered the terms

• Discover supports both intuitive Google-like queries and formal boolean queries.
  It is not advised to mix these two methods
  
• Boolean operators: AND, OR and NOT
  
• Google-like: + and -
  
• Change precedence by using parentheses, e.g.: (word1 OR word2) AND word3
  
• By default, typing in word1 word2 word3 translates to: word1 AND word2 AND word3
  
• Use asterisk (*) to truncate right, Wildcard options will become available in a next version of Discover
  
• Use "quotes" for phrase search
  
• Field search labels: author=, title=, year=, abstract= word(s) in the abstract or summary, toc= word(s) in the table of contents, topic= keyword or thesaurus terms, type= document type, publisher= publisher's name

• Boolean operators: AND, OR and NOT

• Use * for zero to many characters

• Use ? for one character, ?? for two characters

• Use $ for one or no characters

• Enter words or phrases without quotation marks

• Use SAME for all terms to appear in the same record field  

• Boolean operators: AND, OR and NOT

• Use * for zero to many characters

• Use ? for one character or none

• Use WITH for all terms to appear in the same record

• Use NEARx for all terms to appear in the same sentence

• Use IN for all terms to appear in the same field

• USE ADJ to retrieve results with terms adjacent, ADJx to determine adjacency distance

 Google Scholar            Google Scholar supports most of the advanced operators in Google web search

• The + operator makes sure your results include common words, letters or numbers that Google's search technology generally ignores, as in [+de knuth]

• The - operator excludes all results that include this search term, as in [flowers -author:flowers]

• Phrase search only returns results that include this exact phrase, as in ["as you like it"]

• The OR operator returns results that include either of your search terms, as in [stock call OR put]

• The intitle: operator as in [intitle:mars] only returns results that include your search term in the document's title