All commands in emacs mode
==========================
`DIGIT'
Select a near miss
`I'
Insert into private dictionary
`A'
Accept for this session
`SPC'
Skip this time
`R'
Replace with one or more words
`L'
Lookup: search the dictionary using a regular expression
`M-$'
Check word
`M-x ispell-buffer'
Check buffer
`M-x ispell-region'
Check region
`M-x ispell-change-dictionary'
Select different dictionary.