The phrase "goes over with fine-tooth comb" means to examine or search closely and meticulously. There are various synonyms for this phrase which can be used interchangeably such as scrutinize, inspect, pore over, comb through, sift through, rummage, delve into, investigate thoroughly, review in detail, analyze carefully, and so on. All these synonyms give a clear understanding of how meticulous and detailed the examination or searching process is. Using these synonyms will help to avoid repetition and keep the text interesting. It is important to pay attention to all the details while using these synonyms to ensure correct usage in different contexts.