Trump accuses Google of biased results

I thought this was an odd story.....Is Google bias against Trump and rig their search results ?....I doubt it...they are just a huge search engine that crawls the web daily...they have A.I. and computers that does automatically for them to scan for news articles relevant to inputed search terms.

Sources -
https://gizmodo.com/president-trump-accuses-google-of-rigging-search-result-1828647850 ,

http://www.washingtonpost.com/news/morning-mix/wp/2018/08/28/trump-wakes-up-googles-himself-and-doesnt-like-what-he-sees-illegal/ ,

http://www.theverge.com/2018/8/28/17790164/president-trump-google-left-wing-bias-claims