Perhaps you should try some spelling variations:
"deutschland muster kreuz / history / 18th century" » "deutschland erster kreuz / history / 18th century", "deutschland gestern kreuz / history / 18th century", "deutschland funfter kreuz / history / 18th century", "deutschland muster kreis / history / 18th century", "deutschland uber kreuz / history / 18th century"
"deutschland unter kreuz / history / 18th century" » "deutschland und kreuz / history / 18th century", "deutschland uber kreuz / history / 18th century", "deutschland bunter kreis / history / 18th century"
"deutsches problem key / history / 18th century" » "deutsche probleme key / history / 18th century", "ethisches problem key / history / 18th century", "deutschland probleme key / history / 18th century", "deutsches problems key / history / 18th century", "deutsches problem k / history / 18th century"
"deutsches rotes kreuz / history / 18th century" » "deutschen roten kreuz / history / 18th century", "deutsches modell kreuz / history / 18th century", "deutsches muster kreuz / history / 18th century", "deutsches roten kreuz / history / 18th century", "deutsches roten kreuzes / history / 18th century"
"deutsche rote kreuz / history / 18th century" » "deutschen roten kreuz / history / 18th century"

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: (((((("deutsches rotes kreuz / history / 18th century") OR ((("deutschland muster kreuz / history / 18th century") OR ("deutschland unter kreuz / history / 18th century"))))) OR ("deutsche rote kreuz / history / 18th century"))) OR ("deutsches problem key / history / 18th century")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"deutsches rotes kreuz / history / 18th century\") or (((\"deutschland muster kreuz / history / 18th century\") OR (\"deutschland unter kreuz / history / 18th century\"))))) or (\"deutsche rote kreuz / history / 18th century\"))) or (\"deutsches problem key / history / 18th century\"))".
• Removing quotes may allow a broader search: (((((( deutsches rotes kreuz / history / 18th century ) or ((( deutschland muster kreuz / history / 18th century ) OR ( deutschland unter kreuz / history / 18th century ))))) or ( deutsche rote kreuz / history / 18th century ))) or ( deutsches problem key / history / 18th century )).
• Adding a wildcard symbol may retrieve word variants: (((((("deutsches rotes kreuz / history / 18th century") or ((("deutschland muster kreuz / history / 18th century") OR ("deutschland unter kreuz / history / 18th century"))))) or ("deutsche rote kreuz / history / 18th century"))) or ("deutsches problem key / history / 18th century"))*.