Complete the text with one word in each gap.

The burglars didn’t steal anything – the most of the offices equipment is present, which suggests that the motivation is not theft. This means that there 1. __________ surely be a different reason for the break-ins, but 2. __________ is believed that the police have absolutely 3. __________ idea what it may 4. __________. The police inspector in charge of the investigation, 5. __________ has not yet held a formal press conference, was not available for comment this afternoon.