Perhaps you should try some spelling variations:
"competitive recruitment references history" » "competitive requirements references history", "competitive procurement references history", "competitive enrolment references history", "competitive pretreatment references history", "competitive measurement references history", "competitive treatment references history", "competitive recruitment references list", "competitive recruitment references factors", "competitive recruitment references theory"
"comparative management practices history" » "compensation management practices history", "comparative management practice history", "comparative management prices history", "comparative management practices historical"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("comparative management practices history") OR ("competitive recruitment references history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"comparative management practices history\") OR (\"competitive recruitment references history\"))".
• Removing quotes may allow a broader search: (( comparative management practices history ) OR ( competitive recruitment references history )).
• Adding a wildcard symbol may retrieve word variants: (("comparative management practices history") OR ("competitive recruitment references history"))*.