What are the several excuses for not do/doing the work on time? Or Top 10 excuses for work.

What are the several excuses for not do/doing the work on time? Or Top 10 excuses for work.

Following are the excuses:
1. Internet not working
2. Documents not there
3. Unable to understand, need help form superior or respective team
4. System issue, code setup, desk setup, software installation due to xyz 
5. Environment not stable, not accessible, f/w issue, down, and so on
6. Doing some other works and due to that this got delayed
7. Dependency on other resources, once get details, will work on it
8. Intensely don’t want to do due to n-factor, not happy with current line of management, Organization policy, want to quite from Organization,
        politics in current team and so on.
9. Not happy with current role and responsibility, un wanted work assigned and due to that not at all happy to do it
10. Conflicts in team  

Now your terns for adding few more..