Perhaps you should try some spelling variations:
"motivational speaker" » "motivational speakers", "motivational scale", "motivational state"
"motivational states" » "motivational systems", "motivation state", "motivational system"
"motivational sparc" » "motivational scale", "motivational state", "motivational story"

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: (((("motivational speaker") OR ("motivational sparc"))) OR ("motivational states")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"motivational speaker\") OR (\"motivational sparc\"))) or (\"motivational states\"))".
• Removing quotes may allow a broader search: (((( motivational speaker ) OR ( motivational sparc ))) or ( motivational states )).
• Adding a wildcard symbol may retrieve word variants: (((("motivational speaker") OR ("motivational sparc"))) or ("motivational states"))*.