The phrase "all through" is often used to indicate the duration or continuation of an activity, event or process. There are several synonyms that can be used in lieu of this phrase. These include "during", "throughout", "from start to finish", "the whole time", "through the entirety", "for the entire period", "while", "as/while it happened", and "during the course of". These synonyms can be used interchangeably depending on the context of the sentence. By using different synonyms for "all through", writers can add variety to their language and make their writing more interesting to their readers.