SELECT * FROM wpdu_posts, wpdu_icl_translations, wpdu_postmeta WHERE wpdu_icl_translations.element_id = wpdu_posts.ID AND wpdu_icl_translations.language_code LIKE 'en' AND wpdu_posts.post_type LIKE 'portfolio' AND wpdu_postmeta.post_id = wpdu_posts.ID AND wpdu_postmeta.meta_key LIKE '%citazione%' AND wpdu_postmeta.meta_value LIKE '' ORDER BY wpdu_posts.post_date;