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

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