Search the site with the Indexed Search form on the current page: type the words into the search field (#tx-indexedsearch-searchbox-sword) and submit. Open the page that carries the search form first.
Examples
When I search the site for "TYPO3"
When I search the site for "multisite"
When we search the site for "content management"
And I search the site for "no such word"
When search the site for "TYPO3"
Pattern
When(/^(I |we )*search the site for "([^"]*)?"$/, …)
Part of @webship-js/typo3-steps (github.com/webship/typo3-steps), a step pack for Webship-js 2.0.x.