\v=18
\v~=\w इन|x-occurrence="1" x-occurrences="1"\w* \w तीनों|x-occurrence="1" x-occurrences="1"\w* \w महामारियों|x-occurrence="1" x-occurrences="1"\w* \w अर्थात्|x-occurrence="1" x-occurrences="1"\w* \w आग|x-occurrence="1" x-occurrences="1"\w* \w धुएँ|x-occurrence="1" x-occurrences="1"\w* \w गन्धक|x-occurrence="1" x-occurrences="1"\w* \w से|x-occurrence="1" x-occurrences="2"\w* \w जो|x-occurrence="1" x-occurrences="1"\w* \w उसके|x-occurrence="1" x-occurrences="1"\w* \w मुँह|x-occurrence="1" x-occurrences="1"\w* \w से|x-occurrence="2" x-occurrences="2"\w* \w निकलते|x-occurrence="1" x-occurrences="1"\w* \w थे|x-occurrence="1" x-occurrences="1"\w* \w मनुष्यों|x-occurrence="1" x-occurrences="1"\w* \w की|x-occurrence="1" x-occurrences="1"\w* \w एक|x-occurrence="1" x-occurrences="1"\w* \w तिहाई|x-occurrence="1" x-occurrences="1"\w* \w मार|x-occurrence="1" x-occurrences="1"\w* \w डाली|x-occurrence="1" x-occurrences="1"\w* \w गई|x-occurrence="1" x-occurrences="1"\w*  
\¬v