指定した検索語 - (("scientists believe guidance.") or ("scientists farming guidance.")) - に合致する資料はありませんでした。

少々検索語を変更した方が良いでしょう。:
"scientists believe guidance." » "scientists series guidance.", "scientists between guidance.", "scientists become guidance.", "scientists vehicle guidance.", "scientists iee guidance.", "scientists active guidance."
"scientists farming guidance." » "scientists making guidance.", "scientific farming guidance.", "scientists during guidance.", "scientists farming guide.", "scientists homing guidance.", "scientists using guidance."

検索結果が意図したものでない場合は、検索語を変更してもう一度検索してください。