The search query operators described below can be used both in the main search box and in the fields "Title",
"Author","Journal Name" and "Keywords" of the advanced search form.
Operator |
Description |
Syntax |
Example |
""
|
Search by quote.
Search for documents containing words in quotation marks in a given sequence.
|
"word1 word2 ... wordN"
|
"Those who dare to fail miserably can achieve greatly"
Documents containing this quote will be found.
|
|
|
Search for documents in which any word listed is present..
It is allowed to use several symbols "|" in one request.
|
word1 | word2 | ... | wordN
Symbol "|" separated from words by spaces.
|
yacht | boat | ship
Documents will be found in which at least one of the query words is present: "yacht",
"boat" or "ship".
|
-
|
Search for documents that do not have a specified word.
Only the word preceded by the "-" symbol is excluded.
It is allowed to use several symbols "-" in one request.
|
word1 word2 ... -wordN
|
zoo -terrarium -aquarium
Documents will be found in which the word "zoo" is present, but no words "terrarium" and "aquarium."
|
()
|
Grouping words with complex queries. It works like brackets in arithmetic
expressions.
|
word1 | word2 (word3 ... wordN)
|
car | (shop buy)
Documents will be found that contain the word "car" or the words "shop" and "buy".
|
*
|
Truncation search operator. Allows you to find all the words that start with a given
sequence of letters.
|
wor*
|
typ*
Documents will be found in which there are words beginning with "typ": "type", "types",
"typology", "typification", etc.
|