Perhaps you should try some spelling variations:
"mengenal ikan batang" » "mengenal dan batang", "mengenal ipa batang", "mengenal hewan batang", "mengenal kab batang", "mengenal man batang", "mengenal ikan baung"
"mengenal anak batang" » "mengenai anak batang", "mengenal angka batang", "mengenal aneka batang", "mengenal anak bajang", "mengenal anak cabang", "mengenal akar batang"
"mengenal manu batang" » "mengenal dan batang", "mengenal bank batang", "mengenal kayu batang", "mengenal man batang", "mengenal nu batang", "mengenal yani batang"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("mengenal ikan batang") or ((("mengenal anak batang") or ("mengenal manu batang"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("mengenal ikan batang") OR ((("mengenal anak batang") OR ("mengenal manu batang")))).
• Removing quotes may allow a broader search: (( mengenal ikan batang ) or ((( mengenal anak batang ) or ( mengenal manu batang )))).
• Adding a wildcard symbol may retrieve word variants: (("mengenal ikan batang") or ((("mengenal anak batang") or ("mengenal manu batang"))))*.