Perhaps you should try some spelling variations:
"online bibliographical searching" » "online bibliographical services", "line bibliographic searching", "includes bibliographical searching", "world bibliographical searching", "online bibliographyal searching", "online bibliograpicalal searching"
"online bibliographical series" » "line bibliographic series", "includes bibliographical series", "world bibliographical series", "online bibliographical references", "online bibliographyal series", "online bibliograpicalal series"
"online bibliographies searching" » "line bibliographic searching", "koran bibliographies searching"
"online bibliographic searching" » "online bibliography searching", "online bibliograpical searching"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("online bibliographic searching") or ("online bibliographies searching"))) or ((("online bibliographical searching") OR ("online bibliographical series"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("online bibliographic searching") OR ("online bibliographies searching"))) OR ((("online bibliographical searching") OR ("online bibliographical series")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"online bibliographic searching\") or (\"online bibliographies searching\"))) or (((\"online bibliographical searching\") OR (\"online bibliographical series\"))))".
• Removing quotes may allow a broader search: (((( online bibliographic searching ) or ( online bibliographies searching ))) or ((( online bibliographical searching ) OR ( online bibliographical series )))).
• Adding a wildcard symbol may retrieve word variants: (((("online bibliographic searching") or ("online bibliographies searching"))) or ((("online bibliographical searching") OR ("online bibliographical series"))))*.

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