hippie-expand-try-functions-list

hippie-expand-try-functions-list is a variable defined in `hippie-exp.el'.
Its value is

(try-complete-file-name-partially try-complete-file-name try-expand-all-abbrevs try-expand-list try-expand-line try-expand-dabbrev try-expand-dabbrev-all-buffers try-expand-dabbrev-from-kill try-complete-lisp-symbol-partially try-complete-lisp-symbol)

Documentation:
The list of expansion functions tried in order by `hippie-expand'.
To change the behavior of `hippie-expand', remove, change the order of,
or insert functions in this list.

You can customize this variable.