Perhaps you should try some spelling variations:
"seri cerita anak barang tambang" » "seri cerita anak bahan tambang", "seri cerita anak tambang tambang", "seri cerita anak barang barang", "seri cerita anak bajang tambang", "seri cerita aneka barang tambang", "seri cerita anak orang tambang"
"seri pelajar desa bawang batang" » "seri pelajar desa cabang batang", "seri pelajar desa bawah bayang", "seri belajar desa bawang batang", "seri jelajah desa bawang batang", "beri belajar desa bawang batang", "seri pelajar media bawang batang", "seri belajar dasar bawang batang", "seri pelajar dalam bawang batang", "seri pelajar merah bawang batang"

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 pelajar desa bawang batang") or ("seri cerita anak barang tambang"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("seri pelajar desa bawang batang") OR ("seri cerita anak barang tambang")).
• Removing quotes may allow a broader search: (( seri pelajar desa bawang batang ) or ( seri cerita anak barang tambang )).
• Adding a wildcard symbol may retrieve word variants: (("seri pelajar desa bawang batang") or ("seri cerita anak barang tambang"))*.