Perhaps you should try some spelling variations:
"open syllabus digest" » "open syllabus list", "open syllable digest", "core syllabus digest", "new syllabus digest"
"open syllabus test" » "open syllable test", "core syllabus test", "new syllabus test", "open syllabus heat", "open syllabus list", "open syllabus next"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"open syllabus test\") OR (\"open syllabus digest\"))".
• Removing quotes may allow a broader search: (( open syllabus test ) OR ( open syllabus digest )).
• Adding a wildcard symbol may retrieve word variants: (("open syllabus test") OR ("open syllabus digest"))*.