replace name with hyperlinks function

I am writing to seek some help with my c# replace function below.  the below tags() function, replace the tag's name with hyperlink in a story.  when I call the story() method, i get the  following output:
The list consists of: ECP 2013-5A C, two slices of HLA 2014-3A D, KEUKA 2013 D, KEUKA 2013-1X D, MVW 2013-1A D, WOODS 2013-10A D, WOODS 2014-11A D and WOODS 2014-11X D. Only one in the past three months – WOODS 2013-10A D at 00 on 00 February. However, when I call the tag() method, i get the following incorrect output:
The list consists of: HLA 2014-3A D, KEUKA 2013-1X D, WOODS 2013-10A D, WOODS 2014-11X D. Only one in the past three months – the above output shows missing data (i.e ...