| Truncation |
Asterisk: * |
child* retrieves records with "child", "children", "childbirth", "childbearing", "childish", and so forth. |
| Wildcard (single character) |
Question mark: ? |
wom?n would find "woman" and "women". |
| Phrases |
Put phrases in quotation marks. Default: If no search operators are detected, then Nexis Uni defautls to natural language searching (proprietary, undefined algorithm). |
"north pole" retrieves only records in which the words "north" and "pole" appear next to each other, in that exact order. |
| Boolean operators | AND OR AND NOT |
lincoln AND douglas retrieves only records that contain both "lincoln" and "douglas". lincoln OR douglas retrieves records that contain either "lincoln" or "douglas". |
| Proximity operators |
W/S terms must appear in same sentence (technically: within approximately 25 words of one another). W/P terms must be in same paragraph (technically: within approximately 75 words of one another). W/n terms must appear within n words of one another in any order; Pre/n terms must appear within n words in the specified order. |
henry W/2 thoreau retrieves "henry thoreau", "henry david thoreau", and "thoreau, henry david". henry Pre/2 thoreau retrieves only "henry thoreau" and "henry david thoreau". |