Erreur SQL !
FROM posts WHERE (titre_post REGEXP "[[:<:]]l(e|é|è|ê|ë)[[:>:]]" OR texte_post REGEXP "[[:<:]]l(e|é|è|ê|ë)[[:>:]]") AND (titre_post REGEXP "[[:<:]]pr(i|î|ï)n(c|ç)(e|é|è|ê|ë)[[:>:]]" OR texte_post REGEXP "[[:<:]]pr(i|î|ï)n(c|ç)(e|é|è|ê|ë)[[:>:]]") AND (titre_post REGEXP "[[:<:]](c|ç)(a|à|â)sp(i|î|ï)(a|à|â)n[[:>:]]" OR texte_post REGEXP "[[:<:]](c|ç)(a|à|â)sp(i|î|ï)(a|à|â)n[[:>:]]") AND affiche_post="1" AND sujet_post="1" ORDER BY id_post DESC