Gary Hooper's goal on 30 minutes proved enough to give the Canaries a much-needed victory.
"You have to take your chances. We did not have the breaks today," said Pulis, whose appointment was confirmed just ahead of the Hull game.
"How the hell (Norwich defender Sebastien) Bassong gets that (clearance) over the crossbar from there, it was unbelievable, and then the kid who stops Barry's shot from going in with his header, Cameron had a really good chance, so we have had the opportunities.
"But I can't fault their work-rate, they gave it everything, but you need a break and we did not get that."
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