Perhaps you should try some spelling variations:
"german student movement" » "germans student movement" (Expand Search), "gehrmann student movement" (Expand Search)
"German studentin movement" » "German studienratin movement" (Expand Search)
"German studenten movement" » "German sudeten movement" (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("german student movement") OR ((("German studentin movement") OR ("German studenten movement"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"german student movement\") OR (((\"German studentin movement\") OR (\"German studenten movement\"))))".
• Removing quotes may allow a broader search: (( german student movement ) OR ((( German studentin movement ) OR ( German studenten movement )))).
• Adding a wildcard symbol may retrieve word variants: (("german student movement") OR ((("German studentin movement") OR ("German studenten movement"))))*.