Code Not Working

Hi, I tried like this but not working correct me. First I shall say the contents of .txt files and .csv file.

.csv file content:

Header1,Header2,Header3

Row1Col1,Row1Col2,keywords1

Row2Col1,Row2Col2,keywords2

Row3Col1,Row3Col2,keywords3

2nd .txt file content (after parsing only keywords from 1st .txt file)

keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword1,keyword2,keyword2,keyword2,keyword2,keyword1,keyword2,keyword1,keyword2,keyword1,keyword2

MODIFIED AND CREATED CODE:

Task: newCode

A1: Variable Set [

Name: %newline

To: 

Structure Output (JSON, etc): On ]

A2: Read File [

File: Download/CSV File Viewer/hi.txt

To Var: %textfile

Structure Output (JSON, etc): On ]

A3: Variable Search Replace [

Variable: %textfile

Search: \bkey\w*\b

Ignore Case: On

Store Matches In Array: %storedtextkeys ]

A4: Write File [

File: Download/CSV File Viewer/antextbig an.txt

Text: %storedtextkeys()

Add Newline: On ]

A5: Read File [

File: Download/CSV File Viewer/antextbig an.txt

To Var: %textfilewithkeys

Structure Output (JSON, etc): On ]

A6: Variable Search Replace [

Variable: %textfilewithkeys

Search: ,

Replace Matches: On

Replace With: %newline() ]

A7: Write File [

File: Download/CSV File Viewer/antextbig an.txt

Text: %textfilewithkeys

Add Newline: On ]

A8: Read File [

File: Download/CSV File Viewer/2010.csv

To Var: %csvfile

Structure Output (JSON, etc): On ]

A9: Read File [

File: Download/CSV File Viewer/antextbig an.txt

To Var: %textfilewithkeys

Structure Output (JSON, etc): On ]

A10: Flash [

Text: %textfilewithkeys

Continue Task Immediately: On

Dismiss On Click: On ]

A11: Variable Set [

Name: %to_search

To: %textfilewithkeys.keyword(+/)

Structure Output (JSON, etc): On ]

A12: Stop [ ]

If [ %csvfile.header3(#?%to_search) eq 0 ]

A13: Array Set [

Variable Array: %indexes_of_matches

Values: %csvfile.header3(#?%to_search)

Splitter: , ]

A14: Variable Set [

Name: %first_match

To: %indexes_of_matches(1)

Structure Output (JSON, etc): On ]

A15: Variable Search Replace [

Variable: %csvfile

Search: \Q%csv_data.Header1(%first_match),%csv_data.Header2(%first_match),%csvfile.Header3(%first_match)\E

Replace Matches: On

Replace With: $0,find ]