Perhaps you should try some spelling variations:
"smart infrastructural solutions" » "smart infrastructure solutions", "smart infrastructures solutions", "smart infrastructure solution", "shared infrastructural solutions"
"smart infrastructural politics" » "smart infrastructure politics", "smart infrastructural utilities", "smart infrastructure policies", "smart infrastructures politics", "shared infrastructural politics"

Try widening your search to All Fields.

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"smart infrastructural politics\") OR (\"smart infrastructural solutions\"))".
• Removing quotes may allow a broader search: (( smart infrastructural politics ) OR ( smart infrastructural solutions )).
• Adding a wildcard symbol may retrieve word variants: (("smart infrastructural politics") OR ("smart infrastructural solutions"))*.