Perhaps you should try some spelling variations:
"based businesses cases" » "based business case", "based businesses can", "based businesses asia", "based business cases", "owned businesses cases", "new businesses cases"
"gas business costs" » "gas business customs", "gas business case", "gas business centers", "sas business costs", "bass business costs"
"basic business cases" » "bass business cases", "asia business cases", "based business cases", "basic business case", "basic business cycles", "basic business licenses"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("gas business costs") or ((("basic business cases") OR ("based businesses cases"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("gas business costs") OR ((("basic business cases") OR ("based businesses cases"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"gas business costs\") or (((\"basic business cases\") OR (\"based businesses cases\"))))*".
• Removing quotes may allow a broader search: (( gas business costs ) or ((( basic business cases ) OR ( based businesses cases ))))*.