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• Performing a fuzzy search may retrieve terms with similar spellings: chapman & (hill/crc OR ill/crc) ((((biostatistics OR statistics) OR (biostatistics OR statistics)) OR ((biostatistics OR statistics) OR (biostatistics OR statistics))) OR statistical) series~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chapman & (hill/crc OR ill/crc) ((((biostatistics OR statistics) OR (biostatistics OR statistics)) OR ((biostatistics OR statistics) OR (biostatistics OR statistics))) OR statistical) series*".