Formule
(( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'aluminium', '')))/LENGTH('aluminium')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'aluminium', '')))/LENGTH('aluminium')) ) * 2.9) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'branches', '')))/LENGTH('branches')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'branches', '')))/LENGTH('branches')) ) * 2.8) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'wire', '')))/LENGTH('wire')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'wire', '')))/LENGTH('wire')) ) * 2.4) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'millimetres', '')))/LENGTH('millimetres')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'millimetres', '')))/LENGTH('millimetres')) ) * 2.1) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'diameter', '')))/LENGTH('diameter')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'diameter', '')))/LENGTH('diameter')) ) * 1.8) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'injuries', '')))/LENGTH('injuries')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'injuries', '')))/LENGTH('injuries')) ) * 1.8) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'withdraw', '')))/LENGTH('withdraw')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'withdraw', '')))/LENGTH('withdraw')) ) * 1.8) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'binding', '')))/LENGTH('binding')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'binding', '')))/LENGTH('binding')) ) * 1.7) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'before', '')))/LENGTH('before')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'before', '')))/LENGTH('before')) ) * 1.6) + (( ROUND((CHAR_LENGTH(b.article_nom)-CHAR_LENGTH(REPLACE(b.article_nom, 'bonsai', '')))/LENGTH('bonsai')) + ROUND((CHAR_LENGTH(b.article_description)-CHAR_LENGTH(REPLACE(b.article_description, 'bonsai', '')))/LENGTH('bonsai')) ) * 1.6)