,index,mots,occurence,moyenne,id_formation,source_field 0,0,base,1,0.25,Edu_10002,title 1,1,gestion,1,0.25,Edu_10002,title 2,2,donne,1,0.25,Edu_10002,title 3,3,sql,1,0.25,Edu_10002,title