Perhaps you should try some spelling variations:
based prediction » based production, risk prediction
commerciale de » commercial debt, commercial _, commercial guide
based based » based case, bed based, based backend
code based » codes based, mode based, diode based
job aids » job ads, job fairs, job gains
de job » den job, der job, do job

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( commerciale de job aids prevention ) or ( commercial code based based prediction ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( commerciale de job aids prevention ) OR ( commercial code based based prediction )).
• Adding a wildcard symbol may retrieve word variants: (( commerciale de job aids prevention ) or ( commercial code based based prediction ))*.