investigation is you trying to look up for more, more, more clue about something, you're looking and looking for further clue. Research, is you're searching about something that is already searched. … Research research is an ongoing process that takes a much longer period of time and is done with the intent of studying something. an investigation typically looks into allegations or criminal … investigation 的同義字AI monga is an AI specialized for language learning and cultural exchange and can answer questions automatically! Supplementary text, images, audio, or external links are not … When I first read とてもじゃないが, I assumed that by adding a word of negation to とても you would end up with a word meaning something like すこしだけ, but upon investigation apparently …