query: regex match 2 optional substrings
positive_passages.docid: 22694
positive_passages.text: Regular expression to match balanced parentheses
negative_passages.docid: 9087
negative_passages.text: Regex to match Date
negative_passages.docid: 52406
negative_passages.text: Regex search and replace with optional plural
negative_passages.docid: 110326
negative_passages.text: Find both pattern and position of multiple regex matches in Ruby
negative_passages.docid: 18615
negative_passages.text: Regex for parsing directory and filename
negative_passages.docid: 61052
negative_passages.text: Regex to match attributes in HTML?
negative_passages.docid: 39444
negative_passages.text: regular expression in php: take the shortest match
negative_passages.docid: 36108
negative_passages.text: Can regular expressions be used to match nested patterns?
negative_passages.docid: 157596
negative_passages.text: Recursive matching with regular expressions in Javascript
negative_passages.docid: 104893
negative_passages.text: Get text between two strings Regex VB.Net
negative_passages.docid: 9171
negative_passages.text: regex for matching something if it is not preceded by something else
negative_passages.docid: 154030
negative_passages.text: Regex: find whatever comes after one thing before another thing
negative_passages.docid: 62500
negative_passages.text: python regular expression replacing part of a matched string
negative_passages.docid: 4953
negative_passages.text: Search [tag1] OR [tag2]
negative_passages.docid: 129301
negative_passages.text: Need to perform Wildcard (*,?, etc) search on a string using Regex
negative_passages.docid: 123652
negative_passages.text: Returning only part of match from Regular Expression
negative_passages.docid: 141504
negative_passages.text: Get string between two strings in a string