If all you are doing is coding and retrieval, and you do not need any of the advanced features of NVivo, then there are a number of free programs that you can use for qualitative data analysis, including QDA Miner Lite and Taguette.
And to add to David L Morgan 's very useful reply, please do not ask people to do unethical things like provide you with software you didn't pay for. Software developers have to earn a living too.