Hello, I am Keith, one of the experts on Just Answer, and pleased to be able to help you with your question.
The list of possibilities is huge and you are well advised to look at the Gov UK website advice here:
You appear to have already claimed the main benefits, but the following may be available also:
'Vehicles and transport
If you’re disabled you can apply for the following:
Home and housing
If you’ve been assessed by your local council as needing care and support services, you can get:
If you’re on a low income you may also be entitled to Housing Benefit andCouncil Tax Reduction from your local council.'
I would also suggest that you contact your local Citizens Advice Bureau, their staff are well up to speed regarding benefit entitlements.
I do hope that you have found my reply of assistance.
Thank you for your support.
A trip to the CAB might bear fruit and won't cost you anything.
Delighted to have been of assistance.