I need some ideas of topics around 5-10 related to (social work ) for PhD research proposal

-Cognitive Behaviour Therapy (CBT)
-Children, young people, and young adults with disabilities (including autistic spectrum conditions and learning disabilities), long-term and/or life-limiting conditions.
-Older people and applied adult social care research. Self-funding populations are an area of particular interest as are the social care needs of people with dementia.
-Social care in later life; social work with mental health