Perhaps you should try some spelling variations:
"Computer Software—revisability" » "Computer Software—realisability", "Computer Software—advisability", "Computer Software—revocability"
"Computer Software—reusability" » "Computer Software—redisability"
"computer software—usability" » "computer software—disability"

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("Computer Software—revisability") OR ("Computer Software—reusability"))) OR ("computer software—usability")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"Computer Software—revisability\") OR (\"Computer Software—reusability\"))) or (\"computer software—usability\"))".
• Removing quotes may allow a broader search: (((( Computer Software—revisability ) OR ( Computer Software—reusability ))) or ( computer software—usability )).
• Adding a wildcard symbol may retrieve word variants: (((("Computer Software—revisability") OR ("Computer Software—reusability"))) or ("computer software—usability"))*.