Advanced search

Words

With these words:

• Objective: Search pages containing all words, regardless of the distance between them in text.
  
• Operator: No operator. Enter words separated by spaces.
  
• Example: monuments lisbon

With this phrase:

• Objective: Search pages containing an exact phrase.
  
• Operator: Double quotes (") at the end of the phrase.
  
• Example: "prime minister"

Without any of these words:

• Objective: Exclude pages that contain a particular phrase from the results.
  
• Operator: Minus sign (-) before the word to be excluded.
  
• Example: universities -lisbon

Date

Between:

• Objective: Search pages archived within a particular time interval.
  
• Operator: No operator. Enter date in dd/mm/yyyy (e.g.: 24/12/1996) or click on the calendar miniature to select date.
  
• Example: search pages containing the word elections that have been archived between 14/06/2001 and 21/12/2005

Sort by:

• Objective: There are 3 ways to order the results:
• by relevance - shows first the most relevant results for the search
• most recent first - shows first the results that were archived more recently
  
• older first - shows first the results that were archived longer ago
• Operator: By default, results are presented by relevance. Insert the operator sort:new to sort them by most recent first. Insert the operator sort:old to sort them by older first.
• Example: earthquake sort:new

Format

Show pages in the format:

• Objective: Search pages published in a particular format.
  
• Operator: type: followed by the desired format.
  
• Example: student exchange type:pdf

Website

With this address:

• Objective: Search pages from a particular web site.
  
• Operator: site: followed by the address of the desired web site.
  
• Example: research site:www.igc.gulbenkian.pt

Number of results

Show:

• Objective: Change the number of results per page.
  
• Operator: No operator.
  
• Example: search for fado singers and present 20 results per page