Translation of Permutation

My first stop was great. I went there by myself not knowing anyone. I hired a room for two nights and walked around the city. After I had moved to my second stop for another two days something strange happened.
In addition, after the tests I would like to give also a presentation to some of the teachers, as usually the different ideas come with the presentation. After speaking with them, some ideas emerge...
We found an password solution to enable teachers and their students to work with your lessons. These teachers would need to enter the password of the lessons and could then continue to use them.