. "COD: carry out a systematic or formal inquiry into (an incident, person or allegation) so as to establish the truth of a criminal event."^^ . "COD: carry out a systematic or formal inquiry into (an incident or allegation) so as to establish the truth."^^ . . "investigate.v" . "investigate.v"^^ . . "COD: carry out research into (a subject)."^^ . "T"^^ . "v" . "investigate" . . .