1.   Her mood soured a little.

2.   But as that day wore on, the mood soured.

3.   But the mood quickly soured when the Syrians publicly reiterated well-worn grievances against the Israelis, signaling just how rocky the road ahead may be.

4.   But while the market looks like its old self, the mood has soured.

5.   But, as losses at the Times in particular mounted, the mood soured.

6.   For one thing, it was drizzling, almost raining, and after almost three hours of waiting outside, moods had soured.

7.   His mood soured further as he saw friends become ill with cancer.

8.   On Monday night, it had seemed that the mood had soured on both sides.

9.   Their mood has soured.

10.   There were days when he would itch a lot and his mood would sour, but also days when he would not scratch even once.