COPENHAGEN, Denmark—Norwegian officials insisted Monday that there was “still hope” of finding survivors in air pockets five days after a landslide killed at least seven people as it carried away homes in a village north of the capital. Three people are still missing. Police spokesman Roger Pettersen said search efforts in the landslide-hit village of Ask, 25 kilometers (16 miles) northeast of Oslo, are still considered “a rescue operation.” But only bodies have been found in the past few days. The region’s below-freezing temperatures are “working against us, but we have been very clear in our advice to the (rescuers) that as long as there are cavities where the missing may have stayed, it is possible to survive,” said Dr. Halvard Stave, who is taking part in the rescue operation. Temperatures in Ask were minus 8 degrees Celsius (17.6 degrees Fahrenheit) on Monday. “I would still describe the situation as …