Keywords:  To Search For + Preferences Below

Do phrase matches. Phrases matching the order in which you typed keywords above.

Do whole word matching. (Whole words is a word on it's own.) 

Do partial word matching. (Partial words is where a word matches within a word.)

Give extra high relevance if all keywords is present on a page. (These matches will be displayed first)

Search page titles

Search page meta descriptions

Search page meta keywords

Search page contents

Extra high relevance for phrase matches

Extra high relevance for whole word matches