The first option group on the search options menu.
​Search in Posts and Pages​
​Search in custom post types​
​Search title, content, excerpt​
​Search in custom fields​
​Search in terms (categories, tags...)​
​Exact matches vs. Non exact matches​
​Categories and terms as results​
​Attachments search​
​Attachments content search (PDF, Word etc.. indexing)​
​User search​
​Image options​
​Result ordering​
​PeepSo Groups & Group activities search​