Translation of premonición

The current situation in Libya is really difficult. I tried to get in contact with acquaintances, but all the phones were not working. I'm really concerned about their well-being. I'll try again later.
I think I have told you that I won't charge you for this kind of help. I looked at the sentences and I found them a little too long. They were good, but I understand why it took you so long and I think the point is too keep the shorter.
I am in my German lesson and I'm learning about the subjunctive. I had never heard about it before. Can you ever deal with all Verb conjugations? I just totally misunderstand the past tense!