Perhaps you should try some spelling variations:
syllabus digest » syllabus list, syllabus test
open syllable » one syllable, open scalable, one syllables
syllable test » scalable test, syllabe est, syllabus test
open syllabus » core syllabus, new syllabus, week syllabus

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: (( open syllable test ) OR ( open syllabus digest )).
• Adding a wildcard symbol may retrieve word variants: (( open syllable test ) or ( open syllabus digest ))*.