After the 16th round of La Liga, did Barcelona start strong but end weak?

In the 16th round of La Liga, Barcelona was tied 2-2 by Betis after leading twice. This 2-2 draw meant that Barcelona, the leader, lost two points. After all, they led twice in this game, but failed to hold on to the advantage.

In the last five league games, Barcelona has only won one game, which was a 5-1 away win over Mallorca in the last game. In the other four games, they had two draws and two losses, losing a total of 10 points, while they only lost 3 points in the first 12 league games (11 wins and 1 loss). According to statistics, Barcelona is the La Liga team that has lost the most points while leading since November (4 points).

In addition to the draw with Betis, they also lost two points in another 2-2 draw. That was in the 14th round of La Liga away to Celta, when they were leading 2-0 and then lost two goals in a row and were tied.