Where I can found a ready-made Cinelerra 4.4 .deb package to install ? Im not an expert to compile everything and resolving all dependencies on my own.
I don't have a .deb for you, but here are some easy to follow instructions for compiling Cinelerra 4.4. There is a good chance that these steps will work for you:
EDIT: Just found this page with a bunch of debs. I have not tried them myself yet.