\v=52
\v~=\w फिर|x-occurrence="1" x-occurrences="1"\w* \w अराब|x-occurrence="1" x-occurrences="1"\w* \w दूमा|x-occurrence="1" x-occurrences="1"\w* \w एशान|x-occurrence="1" x-occurrences="1"\w* 
\¬v