1. About changing the word "View more", we tested on our local, followed the path
language\en-GB\en-GB.tpl_tz_niory_joomla.ini and changed in line 128
and it works.
Please make sure you save the changes in Notepad++ and use Ctrl+F5 on your site.
If the problem remains, please create a ticket and send us your FTP account to check.
2. To change language for the fields in contact form, please follow this path:
In line 101, 102, 103, you can change the words: "Name:, "Email", "Message".
And, follow this path:
In line 24, you can change the word "Subject".
If you have any question, feel free to contact us.