preliminary investigation
investigation department
Noun
to institute inquiries
Verb
to institute an inquiry
Verb
to institute investigation
Verb
to be under investigation
Verb
to be under examination
Verb
to carry through an investigation
Verb
to cause investigation to be made
Verb
to cause investigations to be made
Verb
to open a judicial inquiry
Verb
to hold a judicial inquiry
Verb
to set up an inquiry
Verb
to make unofficial inquiries
Verb
to make investigation on the spot
Verb
to hold an official inquiry
Verb