Perhaps you should try some spelling variations:
"seri jelajah dan perjuangan wali songo" » "seri jelajah dan keuangan wali songo", "seri jelajah dan perkembangan wali songo", "seri belajar dan perjuangan wali songo", "seri remaja dan perjuangan wali songo", "seri pelajar dan perjuangan wali songo", "seri jenazah dan perjuangan wali songo"
"seri teladan 25 keuangan wali songo" » "seri teladan 25 keuangan dari songo", "seri teladan 25 keuangan al songo", "seri teladan 25 keuangan jilid songo", "cerita teladan 25 keuangan wali songo", "seri teladan 2 keuangan wali songo", "seri teladan 1 keuangan wali songo", "seri teladan dan keuangan wali 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 25 keuangan wali songo") or ("seri jelajah dan perjuangan wali songo"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("seri teladan 25 keuangan wali songo") OR ("seri jelajah dan perjuangan wali songo")).
• Removing quotes may allow a broader search: (( seri teladan 25 keuangan wali songo ) or ( seri jelajah dan perjuangan wali songo )).
• Adding a wildcard symbol may retrieve word variants: (("seri teladan 25 keuangan wali songo") or ("seri jelajah dan perjuangan wali songo"))*.