Going through could be replaced with a variety of words and phrases depending on the context. If someone is browsing a website, they may be scrolling through it. If someone is experiencing a difficult time, they could be enduring it. A person could also be facing, dealing with, undergoing, or navigating a situation. If someone is reviewing a document, they might be perusing it. An individual who is investigating a problem might be digging into it. Additionally, one could be exploring a topic, searching for something, or analyzing data. There are many synonyms for the phrase "going through," each with a slightly different meaning, tone, and context in which they are appropriate.