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Collection/Database Boolean Proximity/Phrase Truncation/
Wildcards
Full Text Retrieve Results
ABI Inform Global
database accesses citations andarticles from business/industry periodicals.
AND, OR, NOT Phrase is system default.
W/n ? either order within n words of one another
Not W/n ? separated by at least n words
PRE/n ? first word precedes the second by n words

?..? use with a phrase of 3 or more words

? single character

* multiple character

?..? exactly as typed

Some E-mail, Print, PDF
Cambridge Scientific Abstracts
accesses databases in mechanical engineering, materials science, life science, environmental science, and more.
AND, OR, NOT No operator finds words as a phrase.
Within/x - either order within x words of one another.
Near ? finds words within 10 words of each other.
Before, After ? finds words in relative order; adjacency is not implied.
* multiple-character

? single-character
No E-mail, Disk, Print
Engineering Village 2: Compendex
indexes the literature of all engineering disciplines worldwide, back to 1970.

Search capabilities shown here are available in the Quick Search Interface.
AND, OR, NOT Phrase - use quotation marks or braces.
NEAR/0 - adjacent
NEAR/x - either order within x words of one another.
ONEAR/x - same order within x words of one another.  If no number of words is specified, four is assumed.
NEAR & ONEAR don't work with truncation, wild-cards, parenthesis, quotes or braces.
* multiple-character

? single character

System applies Autostemming to retrieve possible variations of a word.
Some E-mail, Disk, Print
FirstSearch
accesses over 50 databases covering a broad range of subject areas.
AND, OR, NOT
Allows two ORs per search
Wx - same order within x words of one another
Nx - either order within x words of one another
* multiple-character
# single-character
+ singular or plural only (s or es)
? any number of characters
Some E-mail, Disk, Print
Forest Science Database
accesses CAB databases, including Forestry Abstracts from 1939-present.
AND, OR, NOT

In ? term in specified field
Near ? both terms in same sentence
With ? both of two terms in same field
Adj - terms adjacent in specified order
Nearn - terms within n words of each other

* multiple-character

? single-character
Some E-mail, Disk, Print
InfoTrac/Thomson Gale
accesses academic, general interest, news, and health science periodical indexes.
AND, OR, NOT Wx - same order within x words of one another
Nx - either order within x words of one another
* multiple-character

! single-character

? exactly one character
Some E-mail, Disk, Print
JSTOR
accesses back issues of over 150 scholarly journals from within 2-5 years of the present, back to their beginnings.
AND, OR, NOT Use quotation marks to search a phrase.  Follow the expression in quotes with ~n to search for the enclosed words n words apart.

+ retrieves singular or plural in English only

? single-character Use multiple ? (up to 7) to match more than one character.

Yes Disk, Print
Lexis-Nexis Academic Search
accesses news, business, legal, medical, and reference information.
AND, OR Phrase is system default
W/n - either order within x words of one another
W/p - either order, same paragraph
W/s - either order, same sentence
PRE/n - first word precedes the second by n words
! multiple-character

* single-character
Yes E-mail, Disk, Print
Lexis-Nexis Congressional Search
accesses U. S. legislative information including Congressional publications, bills, laws and regulations.
AND, OR Phrase is system default
W/n - either order within x words of one another
W/p - either order, same paragraph
W/s - either order, same sentence
PRE/n - first word precedes the second by n words
! multiple-character

* single-character
Yes E-mail, Disk, Print
Lexis-Nexis Statistical Search
provides statistical data from federal agencies, U.S. Congress, state governments, United Nations, international organizations.
AND, OR Phrase is system default
W/n - either order within x words of one another
W/p - either order, same paragraph
W/s - either order, same sentence
PRE/n - first word precedes the second by n words
! multiple-character

* single-character
Yes E-mail, Disk, Print
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