In phrase query consecutive terms are treated as bi-words. References Boolean retrieval. (n.d.). Retrieved October 10, 2017, from Stanford: https://nlp.stanford.edu/IR-book/html/htmledition/boolean-retrieval-1.html Croft, B. W. (1986). Boolean queries and term dependencies in probabilistic retrieval models.
(2014, October 14). Porter 's 5 Forces on Amazon. Retrieved March 20, 2018, from https://prezi.com/u84qlspzynt8/porters-5-forces-on-amazon/ Matthews, C. M. (2012, July 16). Will Amazon Take Over the World? Retrieved March 20, 2018, from http://business.time.com/2012/07/16/will-amazon-take-over-the-world/ Greenspan, R. (2017, February 20).
"Novelist Alice Walker Telling the Black Woman's Story." Contemporary Literary Criticism, edited by Deborah A. Schmitt, vol. 103, Gale, 1998. Literature Resource Center, http://link.galegroup.com/apps/doc/H1100001999/LitRC?u=pl3059&sid=LitRC&xid=5123e2d6. Eddy, Charmaine.