Both these sentences contain two verbs (correct me if I'm wrong) that are in the past perfect tense. I'd like to ask how do they occur in chronological order. Though my question is related to the one posted here: Two past perfect verbs in the same sentence even though sequence is indicated, having the 3rd verb helped helps establishing that order, which makes it irrelevant in these two cases above (again, correct me if I'm wrong).
The Red Cross workers had not expected the refugees from the flooded plain to be as desperate and as undernourished as those whom they had seen earlier in the week.
Because negotiations had reached a deadlock, some of the delegates had begun to mutter about breaking off the talks.