Perhaps you should try some spelling variations:
"1944 Icelandic institution referendum" » "1944 Icelandic institutions referendum", "1944 Icelandic institucion referendum", "1944 Icelandic instituto referendum"
"1944 Icelandic institutional referendum" » "1944 Icelandic institutionsal referendum", "1944 Icelandic institucional referendum", "1944 Icelandic institutoal referendum", "1944 Icelandic institucionales referendum", "1944 Icelandic instituciones referendum"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("1944 Icelandic constitucional referendum") OR ("1944 Icelandic institution referendum"))) OR ("1944 Icelandic institutional referendum"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"1944 Icelandic constitucional referendum\") OR (\"1944 Icelandic institution referendum\"))) OR (\"1944 Icelandic institutional referendum\"))".
• Removing quotes may allow a broader search: (((( 1944 Icelandic constitucional referendum ) OR ( 1944 Icelandic institution referendum ))) OR ( 1944 Icelandic institutional referendum )).
• Adding a wildcard symbol may retrieve word variants: (((("1944 Icelandic constitucional referendum") OR ("1944 Icelandic institution referendum"))) OR ("1944 Icelandic institutional referendum"))*.