Attach (recommended) or Link to PDF file here:
PDF is [Sample lease contract 26.pdf](https://github.com/mozilla/pdf.js/files/1500985/Sample.lease.contract.26.pdf)

Steps to reproduce the problem:
I am using [https://mozilla.github.io/pdf.js/web/viewer.html](url) to preview pdf by opening the pdf.

now am searching for "**made is**" but its not showing in the pdfjs

and while selecting and copying pdf  text it has no space in b/w words

t[63730] = 0x23a8; 
  t[63731] = 0x23a9; 
  t[63740] = 0x23ab; 
  t[63741] = 0x23ac; 
  t[63742] = 0x23ad; 
  t[63726] = 0x23a1; 
  t[63727] = 0x23a2; 
  t[63728] = 0x23a3; 
  t[63737] = 0x23a4; 
  t[63738] = 0x23a5; 
  t[63739] = 0x23a6; 
  t[63723] = 0x239b; 
  t[63724] = 0x239c; 
  t[63725] = 0x239d; 
  t[63734] = 0x239e; 
  t[63735] = 0x239f; 
  t[63736] = 0x23a0; 
});
function mapSpecialUnicodeValues(code) {
  if (code >= 0xfff0 && code <= 0xffff) {
    
    return 0;
  } else if (code >= 0xf600 && code <= 0xf8ff) {
    return getSpecialPUASymbols()[code] || code;
  } else if (code ===  0x00ad) {
    return 0x002d; 
  }
  return code;
}
function getUnicodeForGlyph(name, glyphsUnicodeMap) {