Search Engine Suggestions can be good and very useful but that's only one of the sides of the coin. In terms of SEO things might not be so bright and pink as it seems. Nearly 70% of the users choose to click on one of the suggestions that pop up immediately after starting to type in the search bar. If your site is not optimized for the keywords in these suggestions then all the money and the efforts that were invested in the SEO might simply go down the drain. No one wants that, right? Including in the profound keyword research all the suggestions that search engines make is credential and important.