Perhaps you should try some spelling variations:
"christianity and power religions -- islam." » "christianity and power religion -- islam.", "christianity and powers relations -- islam."
"christianity and power relations -- islam." » "christianity and powers relations -- islam.", "christianity and postwar relations -- islam.", "christianity and korea relations -- islam."
"christianity and other religious -- islam." » "christianity and mothers religious -- islam.", "christianity and ethno religious -- islam.", "christianity and after religious -- islam."
"christianity and other regions -- islam." » "christianity and border regions -- islam."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("christianity and other religions -- islam.") or ((("christianity and power religions -- islam.") OR ("christianity and power relations -- islam."))))) or ((("christianity and other religious -- islam.") or ("christianity and inter religious -- islam."))))) or ((("christianity and author religion -- islam.") or ("christianity and other regions -- islam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("christianity and other religions -- islam.") OR ((("christianity and power religions -- islam.") OR ("christianity and power relations -- islam."))))) OR ((("christianity and other religious -- islam.") OR ("christianity and inter religious -- islam."))))) OR ((("christianity and author religion -- islam.") OR ("christianity and other regions -- islam.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"christianity and other religions -- islam.\") or (((\"christianity and power religions -- islam.\") OR (\"christianity and power relations -- islam.\"))))) or (((\"christianity and other religious -- islam.\") or (\"christianity and inter religious -- islam.\"))))) or (((\"christianity and author religion -- islam.\") or (\"christianity and other regions -- islam.\"))))".
• Removing quotes may allow a broader search: (((((( christianity and other religions -- islam. ) or ((( christianity and power religions -- islam. ) OR ( christianity and power relations -- islam. ))))) or ((( christianity and other religious -- islam. ) or ( christianity and inter religious -- islam. ))))) or ((( christianity and author religion -- islam. ) or ( christianity and other regions -- islam. )))).
• Adding a wildcard symbol may retrieve word variants: (((((("christianity and other religions -- islam.") or ((("christianity and power religions -- islam.") OR ("christianity and power relations -- islam."))))) or ((("christianity and other religious -- islam.") or ("christianity and inter religious -- islam."))))) or ((("christianity and author religion -- islam.") or ("christianity and other regions -- islam."))))*.