Can Drupal's search module search for a substring? (Partial Search)

Question

Drupal\'s core search module, only searches for keywords, e.g. \"sandwich\". Can I make it search with a substring e.g. \"sandw\" and return my sandwich-results?

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Answer 1

Drupal Finder does it somehow, namely: it has an autosuggest feature, so if You start typich sand it should suggest You a node containing sandwich.