刑事 の訳語→ cop copper criminal detective dick officer sergeant
捜索する の訳語→ examine investigate toss
探る の訳語→ check find grope grub reach rummage search sound
探偵 の訳語→ detection investigator
調べる の訳語→ breakdown clear confirm count determine do explore extricate fish inventory learn look open probe process reference review see shake study sus test track understand
調査する の訳語→ scrutinize