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| logical OR, & logical AND, ~ logical NOT, () grouping
Example, "university & ~students''.
Example, "(university | departments) & ~students"
1st & 2nd Dept. of Otolaryngology, School of Medicine
MSc in Audiology & Neurotology
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1st & 2nd Dept. of Otolaryngology, School of Medicine
| logical OR, & logical AND, ~ logical NOT, () grouping
Example, "university & ~students''.
Example, "(university | departments) & ~students"