Perhaps you should try some spelling variations:
commercial scale » commercial space, commercial state, commercial states
commercial laws » commercial air
commercial low » commercial flow, commercial loan, commercial load
2 germany » 12 germany, 7 germany, 2 german

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: %((((commercial low) OR (((((commercial laws) OR (commercial scale))) OR (commercial loans))))) OR (commercial law)) %2 germany%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((commercial low) or (((((commercial laws) OR (commercial scale))) or (commercial loans))))) or (commercial law)) %2 germany%22".
• Adding a wildcard symbol may retrieve word variants: %((((commercial low) or (((((commercial laws) OR (commercial scale))) or (commercial loans))))) or (commercial law)) %2 germany%22*.