"No proper investigation has been done so far," she said.

A complaint has been filled by the host company and proper investigation will be done soon.

But some say that a proper investigation is possible only under a new government.

Obviously, without proper investigation and systematic study they have done some work.

I simply don't have the police and intelligence facilities to do a proper investigation of them.

I would like to know whether you are going to stop completely the funding at this stage until there is a proper investigation.

We therefore need a proper investigation into the matter.

He also called for a transparent and proper investigation of the events.

First of all, we keep calling on Russia to ensure a proper investigation.

We stress here again the need for proper investigation into war crimes.