tsgates/emacsbook — comment on commit 8d4b8377213736b7af829b749e2b02a03aeaa14e
File: chap7/doc.md line 45
By namhyung:

Is this screenshot helpful? I don't see anything related to dynamic abbreviation here.
Wouldn't it be better to use 'C-h f dabbrev-expand' instead of 'C-h m'?