/**
* Returns the character (or concatenated characters) for the symbol(s) with
* the given count in the profile. Can be used to get the modal residue by
- * supplying the modal count value. Returns an empty string if symbol has the
- * given count. The symbols are in alphabetic order of standard peptide or
+ * supplying the modal count value. Returns an empty string if no symbol has
+ * the given count. The symbols are in alphabetic order of standard peptide or
* nucleotide characters, followed by 'other' symbols if any.
*
* @return