1 “..., as well as a discussion of the factors affecting current crises are at the forefront of the debate, which...”

2 “... are concerned with the solutions of two of these ordinary differential equations, which lead to treatments...”

3 “... the desire to become even better, which leads to discovering how to do it. In other words, good performance...”

4 “... helps create a relationship with your audience, which leads to trust. And if your audience trusts you...”

5 “... subjectivity is the production of a line of research, which leads us to congratulate all its authors...”

6 “... of the solution is described is one which leads immediately to a solu­ tion in practical cases, and it is a method...”

7 “... seen as limited, and customers perceived as scarce and difficult, etc. All which leads to the question...”