Regex look for multiples on different lines
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How do I match any character across multiple lines in a regular expression?
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Java multiline string
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Multiline pattern match using sed, awk or grep
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How can I match overlapping strings with regex?
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Python Regex - How to Get Positions and Values of Matches
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sed find and replace between two tags with multi line
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Find multiple patterns with a single preg_match_all in PHP
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How to find overlapping matches with a regexp?
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Grep searching two words in a line
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find command with regex quantifier e.g. {1,2}
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How to match all occurrences of a regex
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Find each line matching a pattern but print only the line above it
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Replacing pattern after nth match is found on each line?
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How can I "grep" patterns across multiple lines?
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Count number of occurrences of a pattern on same line
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How to grep-inverse-match and exclude "before" and "after" lines
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How to do multiple lines within braces?