Perhaps you should try some spelling variations:
accountability security » acceptability security, accountability maturity, abortability security
accountability scales » accountability cases, accountability saber, accountability status
sector governance » water governance, der governance
public der » public des, public order, public under
public de » public debt, public debts

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: "((\"public sector governance AND accountability security\") or (((\"((public der) OR (public de)) governance AND accountability security\") or (\"((public der) OR (public de)) governance AND accountability scales\"))))".
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((\\"public sector governance and accountability security\\") or (((\\"((public der) OR (public de)) governance and accountability security\\") or (\\"((public der) OR (public de)) governance and accountability scales\\"))))\"".
• Removing quotes may allow a broader search: (( public sector governance and accountability security ) or ((( ((public der) OR (public de)) governance and accountability security ) or ( ((public der) OR (public de)) governance and accountability scales )))).