• Limo assumes that you are searching for all of the words unless you type OR or NOT between words and phrases.
  
• For phrases use quotes: "global warming"
  
• For truncated searches use an asterisk: gun* will retrieve gun, guns, gunners, gunnery, gunning, etc.
  
• As a wildcard for one character, use ?: wom?n will retrieve woman and women.
  
• To exclude a term use NOT (in uppercase): celtic NOT Irish
  
• To group terms use brackets: Shakespeare (tragedy OR sonnet). OR is in uppercase