SELECT id, haslo, znaczenie, data FROM sennik WHERE  (haslo LIKE 'S%' OR haslo LIKE 's%' OR haslo LIKE '¦%' OR haslo LIKE '¶%' ) ORDER BY haslo ASC

Illegal mix of collations (latin2_general_ci,IMPLICIT) and (utf8_unicode_ci,COERCIBLE) for operation 'like'