Perhaps you should try some spelling variations:
"seri teladan dan pengembangan ali songo" » "seri teladan dan pengembangan al songo", "seri teladan dan pengembangan alat songo", "seri teladan dan pengembangan sapi songo", "cerita teladan dan pengembangan ali songo", "seri teladan dari pengembangan ali songo", "seri teladan sang pengembangan ali songo", "seri teladan di pengembangan ali songo", "seri teladan dan pengembangan wali songo", "seri teladan dan pengembangan wali songoa", "seri teladan dan pengembangan ali sang"
"seri telaah dan pengembangan ali songo" » "seri telaah dan pengembangan al songo", "seri telaah dan pengembangan alat songo", "seri telaah dan pengembangan sapi songo", "seri jelajah dan pengembangan ali songo", "cerai telaah dan pengembangan ali songo", "sirri telaah dan pengembangan ali songo", "seri telaah al pengembangan ali songo", "seri telaah ulang pengembangan ali songo", "seri telaah maani pengembangan ali songo", "seri telaah dan pengembangan wali songo", "seri telaah dan pengembangan wali songoa", "seri telaah dan pengembangan ali sang"

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 ali songo") OR ("seri telaah dan pengembangan ali songo"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"seri teladan dan pengembangan ali songo\") OR (\"seri telaah dan pengembangan ali songo\"))".
• Removing quotes may allow a broader search: (( seri teladan dan pengembangan ali songo ) OR ( seri telaah dan pengembangan ali songo )).
• Adding a wildcard symbol may retrieve word variants: (("seri teladan dan pengembangan ali songo") OR ("seri telaah dan pengembangan ali songo"))*.