Perhaps you should try some spelling variations:
"informationsmanager" » "informationsmangel", "informationsempfanger", "informationsmanagements"
"informationsmanagement" » "innovationsmanagement"
"innovationsmanager" » "innovationsmanagement"
"innovationsmanagements" » "innovationsmanagement"

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: ((("informationsmanager" OR "informationstrager") OR "informationsmanagement") OR ("innovationsmanager" OR "innovationsmanagements")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((\"informationsmanager\" or \"informationstrager\") or \"informationsmanagement\") or (\"innovationsmanager\" OR \"innovationsmanagements\"))".
• Removing quotes may allow a broader search: ((( informationsmanager or informationstrager ) or informationsmanagement ) or ( innovationsmanager OR innovationsmanagements )).
• Adding a wildcard symbol may retrieve word variants: ((("informationsmanager" or "informationstrager") or "informationsmanagement") or ("innovationsmanager" OR "innovationsmanagements"))*.