Common Words by Reading

さが
62.9%
to search for ②to search (a house, pocket, etc.)
bedroom theft or thief
ソウ
37.1%
search (esp. in criminal investigations)
search (esp. for someone or something missing) ②legally authorized search of a person, building, etc.
special investigation
police investigator
(criminal) investigation headquarters
investigator (usu. of criminal cases)
investigating authorities
special investigation department
scientific crime detection
criminal investigation
special investigation headquarter
open criminal investigation