Why does the the human brain ignore the second the?

Have you ever proof-read an essay 10 times before submitting it, but had an extra word pointed out to you? Why does the the brain sometimes ignore these extra words? Shouldn’t errors jump out to us because they’re an anomaly? Let’s get into it! Sources: [Saccades and Eye Movements] https://link.springer.com/article/10.3758/s13414-011-0219-2 https://www.ncbi.nlm.nih.gov/books/NBK10991/ https://youtu.be/D_y56PQvZZA https://youtu.be/nwyPFmT5PDw https://youtu.be/w9l-IZbX1NI https://youtu.be/CvpJkMrAxjI https://youtu.be/2LcXltCIRGY https://youtu.be/rRDDKKqkdTg [Parafoveal Vision and Information Gathering] https://www.sciencedirect.com/science/article/abs/pii/0042698973900412 [Word Skipping] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3543826/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4288050/ https://youtu.be/8gi5TE5rTSY https://youtu.be/4mKbXBYcPA0 https://youtu.be/bQfyCg0i8sU [Other Sources] https://youtu.be/rTDTrFhV_CU https://media.giphy.com/media/z8rEcJ6I0hiUM/giphy.mp4 https://media4.giphy.com/media/ZIG63RdogLgqI/giphy.mp4 https://media.giphy.com/media/LNqJlnwORbOYhu7txQ/giphy.mp4 https://youtu.be/eCKzNkW5GMI https://media.giphy.com/media/w6TfGhqQCvk7m/giphy.mp4 https://media.giphy.com/media/13rQ7rrTrvZXlm/giphy.mp4 https://media.giphy.com/media/111ebonMs90YLu/giphy.mp4 https://media.giphy.com/media/hCadYk8kGZ2Io/giphy.mp4 https://media0.giphy.com/media/lmftWb5zQqxQk/giphy.mp4 https://media.giphy.com/media/KxzKGZJrYeILmlr9UA/giphy.mp4 https://media.giphy.com/media/3orifcfs0W3p2JExyM/giphy.mp4 https://media.giphy.com/media/581WiiNXyFdhLD4eaS/giphy.mp4 https://youtu.be/h8-IW7Y5qmo https://youtu.be/EOeo8zMBfTA https://media.giphy.com/media/l3vRlk73Ka7WApZW8/giphy.mp4 https://media.giphy.com/media/qKltgF7Aw515K/giphy.mp4 https://media.giphy.com/media/3oz8xPyx3qgq5jAmMo/giphy.mp4 [Brew’s intro song] Manhattan Twist by Avocado Junkie Learn more about your ad choices. Visit megaphone.fm/adchoices