The first option you can specify controls how the words you type are matched to the entries in the database. This is the default setting.
Searches based on complete matches are somewhat faster.
The citations now appear in full glory. The third option controls the maximum number of citations that our engine will send you in each batch. The default is 25, but you can increase this number up to 100. Let's say you set it to n . Repeating this procedure allows you to retrieve all hits in batches of n .