Problems with Grief Phases
Getting stuck in denial is common in 'cool' cultures (such as in Britain, particularly Southern England) where expressing anger is not acceptable. The person may feel that anger, but may then repress it, bottling it up inside.
Likewise, a person may be stuck in permanent anger (which is itself a form of flight from reality) or repeated bargaining. It is more difficult to get stuck in active states than in passivity, and getting stuck in depression is perhaps a more common ailment." Read more on this topic.