Boolean
| End Result | WestlawNext | Lexis Advance | Bloomberg Law | Examples |
|
results that have both terms |
&, and | and | and | privileges & immunities (W), privileges and immunities (W, L, B) |
| results that have either term | or, space b/t words | or | or | privileges or immunities (W, L, B), privileges immunity (W) |
|
results that exclude a term |
%, but not | and not | and not, but not | privileges % immunities (W), privileges but not immunities (W, B), privileges and not immunities (L, B) |
Word Variants
| Type of Variant | WestlawNext | Lexis Advance | Bloomberg Law | Example: |
| root expanders | ! | ! | ! | modif! finds results with modify, modifying, modified, modification, modifications etc. (W, L, B); modif* does the same (L) |
| single letter variation in a word | * | * or ? | * | m*n brings back results with man and men (W, L, B); m?n does the same (L) |
|
singular and plural forms of the same word |
searched automatically | regular plurals searched automatically | must check the "include word variations" box on search page | automatic (W, L), check the box in B |
| hyphenated terms and words | searching as a hyphenated word will automatically search any form | searching as a hyphenated word will automatically search any form | must search both hyphenated word and unhyphenated word, connected by 'or' | e-mail will automatically search for e-mail and email (W, L), must search both in B ('e-mail' or "email") |
Proximity Search Commands
|
Proximity of Words and Terms |
WestlawNext | Lexis Advance | Bloomberg Law | Example |
| words and terms within the same sentence | /s, w/s | w/sent, w/s, /s* | s/, /s, /sent | installment /s contracts (W, L, B), installment w/s contracts (W, L), assault w/sent battery (L, B), installment s/ contracts (B) |
| words and terms within the same paragraph | /p, w/p | w/para, w/p, /p* | p/, /p, /para | installment /p contracts, (W, L, B), installment w/p contracts (W, L), assault w/para battery (L, B), installment p/ contracts (B) |
| words and terms located within a certain number of words | /n | near/n | /n, w/n | installment /5 contracts (W, B), installment near/5 contracts (L), installment w/5 contracts (B) |
| words and terms located within a certain number of words and in a designated order | +n | pre/n | +n, pre/n | installment +7 contracts (W, B), installment pre/5 contracts (L, B) |
| particular phrase searching | within quotes | within quotes | within quotes, space between words | "installment contracts" (W, L, B), installment contracts (B) |
| grouping words and terms | within parentheses | within parentheses | within parantheses | (installment contracts) /s (separate lots) (W, L, B) |
| word and term frequency in results | atleastn | [doesn't support] | atln, atleastn | atleast5(contracts) (W, B), atl5(contracts) (B) |