Perhaps you should try some spelling variations:
"sirri telaah dan pengembangan wali songo" » "sirri telaah dan pengembangan al songo", "sirri telaah dan pengembangan sapi songo", "sirri telaah dan pengembangan wakaf songo", "bisri telaah dan pengembangan wali songo", "asyari telaah dan pengembangan wali songo", "sirri setelah dan pengembangan wali songo", "sirri telaah al pengembangan wali songo", "sirri telaah ulang pengembangan wali songo", "sirri telaah maani pengembangan wali songo"
"seri teladan dan perjuangan di songo" » "seri teladan dan keuangan di songo", "seri teladan dan perkembangan di songo", "seri teladan dan perjuangan ri songo", "seri teladan dan perjuangan dan songo", "seri teladan dan pembuangan di songo", "cerita teladan dan perjuangan di songo", "seri teladan dari perjuangan di songo", "seri teladan sang perjuangan di songo", "seri teladan di perjuangan di songo", "seri teladan dan perjuangan di songgom", "seri teladan dan perjuangan di solo"

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: (("sirri telaah dan pengembangan wali songo") or ("seri teladan dan perjuangan di songo"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sirri telaah dan pengembangan wali songo") OR ("seri teladan dan perjuangan di songo")).
• Removing quotes may allow a broader search: (( sirri telaah dan pengembangan wali songo ) or ( seri teladan dan perjuangan di songo )).
• Adding a wildcard symbol may retrieve word variants: (("sirri telaah dan pengembangan wali songo") or ("seri teladan dan perjuangan di songo"))*.