Perhaps you should try some spelling variations:
"require high coverage" » "required high coverage" (Expand Search), "requires high coverage" (Expand Search)
"requireds high average" » "requiredds high average" (Expand Search), "requiresds high average" (Expand Search), "required high average" (Expand Search), "requires high average" (Expand Search)
"requiresds high coverage" » "requiredsds high coverage" (Expand Search), "requiressds high coverage" (Expand Search), "required high coverage" (Expand Search), "requires high coverage" (Expand Search)

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: (("require high coverage") OR ((("requireds high average") OR ("requiresds high coverage"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"require high coverage\") OR (((\"requireds high average\") OR (\"requiresds high coverage\"))))".
• Removing quotes may allow a broader search: (( require high coverage ) OR ((( requireds high average ) OR ( requiresds high coverage )))).
• Adding a wildcard symbol may retrieve word variants: (("require high coverage") OR ((("requireds high average") OR ("requiresds high coverage"))))*.