Perhaps you should try some spelling variations:
"transport infrastructural politics" » "transport infrastructures politics", "transport structural politics", "transportation infrastructures politics", "transport infrastructural solutions", "transport infrastructural utilities", "transport infrastructure policies"
"smart infrastructures politics" » "smart infrastructure policies", "smart infrastructures policy", "smart infrastructures position", "smart infrastructure politics", "market infrastructures politics", "data infrastructures politics"
"transport infrastructure politics" » "transport infrastructure policies", "transport infrastructure policy", "transport infrastructure utilities"

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