Perhaps you should try some spelling variations:
"basic business cases" » "bass business cases", "based business cases", "asian business cases", "basic business case", "basic business cycles", "basic business licenses"
"asia business cases" » "asia business case", "asia business cycles", "asia business licenses", "china business cases", "india business cases", "a business cases"
"gas business costs" » "gas business customs", "gas business case", "gas business centers", "sas business costs", "bass business costs"

Try widening your search to All Fields.

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

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