Wonderfool blockings

SQL

use enwiktionary_p;

select
	actor_name as blocker,
    log_title as 'Wonderfool name',
    user_editcount as 'Wonderfool editcount',
    if(user_registration is NULL or user_registration = '', '', date_format(user_registration, '%Y-%m-%d')) as 'Wonderfool registration date',
    comment_text as 'block message',
    date_format(log_timestamp, '%Y-%m-%d') as date
from comment
join logging
	on log_comment_id = comment_id
left join actor
	on actor_id = log_actor
left join user
	on user_name = replace(log_title, '_', ' ')
where log_type = 'block'
	and log_action = 'block'
    # changing
    # comment_text like '%wonderfool%' or comment_text like '%Wonderfool%' or comment_text rlike '\\b[Ww][Ff]\\b'
	# to
    # (lower(comment_text) like '%wonderfool%') or (comment_text rlike '\\b[Ww][Ff]\\b')
    # yields fewer results! why?
    and (comment_text like '%wonderfool%' or comment_text like '%Wonderfool%' or comment_text rlike '\\b[Ww][Ff]\\b');
SQL

Checking query status...
