Investigation Murder 843 Police 140 Computer crimes 100 Missing persons 96 History 92 Crimes against 69 Máis ... Private investigators 52 Forensic sciences 43 Women detectives 39 Aircraft accidents 35 Security measures 33 Criminal investigation 31 Child sexual abuse 29 Rape 29 Computer networks 28 Trials (Murder) 28 Cold cases (Criminal investigation) 25 Assassination 24 Computer security 24 Drug traffic 24 Secrecy 22 Evidence, Criminal 19 Man-woman relationships 19 Structural failures 19 Women 19 Data processing 18 Political crimes and offenses 18 Race relations 18 Serial murderers 18 menos ...