What does more +of+the+same mean?

Relatively static; More exactly the same; Richer

example sentence

1. Keeping the same thinking will produce more ideas of the same type.

Keeping the same way of thinking will produce more ideas of the same type.

2. Unfortunately, this model has caused more similar problems.

Unfortunately, this model will give birth to more similar models.

3. joe johnson, an economist, said that in the case of weak economy, the number of recruiters still increased moderately.

Joe johnson, an economist, also said that proper recruitment can cope with the weak economy.