"shirts without stripes" results: https://www.amazon.com/s?k=shirts+without+stripes&ref=nb_sb_noss https://www.amazon.com/s?k=shirts+without+stripes&ref=nb_sb_.

"shirts without stripes" results: https://www.amazon.com/s?k=shirts+without+stripes&ref=nb_sb_noss https://www.amazon.com/s?k=shirts+without+stripes&ref=nb_sb_... "shirts -stripes" results: https://www.amazon.com/s?k=shirts+-stripes&ref=nb_sb_noss_2 https://www.amazon.com/s?k=shirts+-stripes&ref=nb_sb_noss_2 So basically the AI doesn't convert "without x" to "-x" even though the basic capability needed is there. This is why AI is a hard problem, especially when it meets the real world. It's 2020 and we're still quibbling about the terminology used in SQL, what did we expect?