So in the original text, "Krishna Arora" is a proper noun and stays. All other three-letter words get replaced. So "The" is three letters and needs to be replaced. The same with "the" in lowercase.
- E-book stores: such as Amazon or Barnes & Noble → no conversion (only two options) Theory Of Cookery By Krishna Arora Pdf
Next line: "in the field of home science" could become "in the area of domestic science|home economics|domestic technology". Make sure not to change "home science" if it's a domain term, but maybe it's okay to synonymize with related fields. So in the original text, "Krishna Arora" is
2. E-book stores: such as Amazon or Barnes & Noble. The same with "the" in lowercase
Looking at the first section: "Improve your cooking skills: The book provides a comprehensive understanding of cooking techniques, ingredients, and recipes..." There's a list of three items here: cooking techniques, ingredients, and recipes. So I should replace that with ingredients.