Perhaps you should try some spelling variations:
"comparative management practices historical" » "compensation management practices historical", "comparative management practices editorial", "comparative management states historical", "comparative management practice history"
"competitive procurement audit history" » "competitive procurement audits history", "competitive procurement act history", "competitive procurement market history", "competitive procurement audio history", "competitive procurement saudi history", "competitive procurement credit history"

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 historical") or ("competitive procurement audit history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("comparative management practices historical") OR ("competitive procurement audit history"))*.
• Removing quotes may allow a broader search: (( comparative management practices historical ) or ( competitive procurement audit history ))*.