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11. How to Perform Proximity Searches


This kind of search is alternative to literal (phrasal) search. The choice is made at the compilation time.
At
BioPD we do NOT support this kind of search.
With proximity search you can perform queries like this:

In this case proximity works within the field Title. It will find all the documents which have in the Title field the word molecular within 2 words of biology. In this case it is not important the order of the words.
Please, note that you must use parentheses around the words you want to look for in the field.

This is another case of Proximity Search.
In this case the order of the words is important. In fact this search will find all the documents that have the word molecular up to 2 words before the word biology in the field Title.

This is a Proximity Search that finds every document that has at least 2 occurrences of the word biology in the field Title.
The term atleast has to be all lower-case and there cannot be any spaces between 'atleast' and the number, i.e. at least 2 biology will not work!!!



© 1996-2003 BioPD - University of Padova (Italy) - Author: Leopoldo Saggin - Last version: January 28, 2003
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