Perhaps you should try some spelling variations:
battery investment » better investment, after investment, factory investment
investments demand » investment demand, investment demands, investments germany
term investments » term investment
kept battery » test battery, pv battery, ev battery
kept term » key term

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( h. kept term investments demand ) or ( h. kept battery investment barriers ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( h. kept term investments demand ) OR ( h. kept battery investment barriers )).
• Adding a wildcard symbol may retrieve word variants: (( h. kept term investments demand ) or ( h. kept battery investment barriers ))*.