|Terms are "anded":
The search returns records that include all of your search terms
(implicit AND between words). This search tool does not support
Boolean OR or NOT search capabilities. Exact phrases: Search
for an exact word or phrase by enclosing it in double
quotation marks (e.g., "climate change").
Word stemming: the term human returns
results with inhuman, transhumant, humanly,
and humanity. Searching on the term climat returns
results with climate, climatology,
and climatic. No case sensitivity:
Searches for New York or new
york will return the same results.