import re
pattern = re.compile( r'''(?xs)
(?<!')(?:'{2})*\B('\b[^'\\]*(?:(?:\\.|\b'\b)[^'\\]*)*') # Single quoted string literal
|                                         # or
(?<!")(?:"{2})*\B("\b[^"\\]*(?:(?:\\.|\b"\b)[^"\\]*)*") # Double quoted string literal
''')
 
text = "I am \"looking for\" a way that doesn't break: \"Lorem\nipsum\\\" AAAAA\" in this case. Or this AAAAA case. Or this 'AAAAA' case.\nIsn't this annoying?"
print(f"This is the text: {text}")
matches = [f'{x}{y}' for x,y in pattern.findall(text) if 'AAAAA' in f'{x}{y}']
print(matches)
 
## h ttps://regex 101.com/r/AlFzPT/1/

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