Technical Search engine optimisation: Technical Search engine optimisation refers to Web page and server optimization that assists the crawler in crawling, indexing and ranking operations to rank your web site far better. inconspicuous imperceptible modest unobtrusive insignificant trivial slight trifling inconsiderable concealed invisible inconsequential unnoticeable concealed See A ... https://www.youtube.com/watch?v=0xsCkQ6bbjk