title: Implementing a index for text file content
body: <p>I have a text file with a huge number of words( ~50MB ). For building an index for this file content , which data structure is best suited ? </p>
  
  <p>Or using what data structure , I can achieve best results while searching ?</p>
  
  <p>Thanks in advance</p>
  
  <p>Jijoy</p>