What are answers for following comparisions?

'[]' like '[]'
'' like '[]'

'a' like '[--z]'
'b' like '[c-a]'

'-' like '[a-f-h]'
'g' like '[a-f-h]'

Thank you for your opinion...
Just read the Excel, or Access rules about operator "Like",
some problems will disappear. Add some success to this and you will
be accepted!

NO
NO
YES
NO
YES
NO