id	keyword
american_scientific_journal-4814	𝑆𝑆 �
american_scientific_journal-4814	� �
american_scientific_journal-4814	𝑀𝑀 𝑁𝑁
american_scientific_journal-4814	𝑇𝑇 �
american_scientific_journal-4814	𝐵𝐵 𝑁𝑁
american_scientific_journal-4814	𝑆𝑆 2𝐸𝐸𝐸𝐸
american_scientific_journal-4814	space