Perhaps you should try some spelling variations:
"seri telaah dan pengembangan wali songo" » "seri telaah dan pengembangan al songo", "seri telaah dan pengembangan wakaf songo", "seri telaah dan pengembangan hadis songo", "cerai telaah dan pengembangan wali songo", "seri jelajah dan pengembangan wali songo", "sirri telaah dan pengembangan wali songo", "seri telaah al pengembangan wali songo", "seri telaah ulang pengembangan wali songo", "seri telaah maani pengembangan wali songo"
"seri teladan dan pengembangan sapi songo" » "seri teladan dan pengembangan seni songo", "seri teladan dan pengembangan islami songo", "seri teladan dan pengembangan usaha songo", "cerita teladan dan pengembangan sapi songo", "seri teladan dari pengembangan sapi songo", "seri teladan sang pengembangan sapi songo", "seri teladan di pengembangan sapi songo"

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