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