Perhaps you should try some spelling variations:
"firm management functions." » "firm management operations.", "firm management practices.", "firm management education.", "farm management functions.", "fire management functions.", "city management functions."
"reform management entity." » "farm management entity.", "reform management energy.", "reform management activity.", "reform management quality."
"reform management control." » "farm management control."
"reform management contracts." » "farm management contracts."
"change management concepts." » "chain management concepts.", "finance management concepts.", "waste management concepts."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("reform management entity.") or ((((("firm management functions.") or ("reform management control."))) or ("reform management contracts."))))) or ("change management concepts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("reform management entity.") OR ((((("firm management functions.") OR ("reform management control."))) OR ("reform management contracts."))))) OR ("change management concepts.")).
• Removing quotes may allow a broader search: (((( reform management entity. ) or ((((( firm management functions. ) or ( reform management control. ))) or ( reform management contracts. ))))) or ( change management concepts. )).
• Adding a wildcard symbol may retrieve word variants: (((("reform management entity.") or ((((("firm management functions.") or ("reform management control."))) or ("reform management contracts."))))) or ("change management concepts."))*.