Modifiers matching literature:

• available,
• published,
• scholarly,
• noncommercial,
• imaginative,
• organizational,
• primary,
• commercial,
• miscellaneous,
• conventional,
• grey,
• unpublished,
• popular,
• contemporary,
• arabic,
• light,
• vocal,
• legal,
• essential,
• secondary,
• supportive,
• technical,
• dramatic,
• ephemeral,
• modern,
• indian,
• relevant,
• traditional,
• religious,
• french,
• english,
• old,
• related,
• current,
• classical,
• autobiographical,
• online,
• written,
• additional,
• mystical,
• scientific,
• personal,
• archival,
• original,
• good,
• sacred,
• christian,
• hindu,
• promotional,
• supporting,
• turkish,
• informational,
• narrative,
• continental,
• corporate,
• authentic,
• world,
• inspirational,
• distinct,
• diverse,
• spiritual,
• oral,
• informal,
• basic,
• greek,
• international,
• russian,
• biblical,
• unwanted,
• separate,
• detailed,
• jewish,
• ancient,
• factual,
• taxonomic,
• further,
• heavy,
• financial,
• american,
• professional,
• creative,
• free,
• electronic,
• institutional,
• fictional,
• unconventional,
• complex,
• abstract,
• key,
• important,
• historical,
• academic,
• theoretical,

Simple categories matching grey:

• color,
• source,
• structure,
• literature,
• squirrel,
• fabric,
• material,
• action,