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

funcId = stack.pop();
          ttContext.functionsDefined[funcId] = { data, i };
        } else if (op === 0x2d) {
          
          if (inFDEF) {
            inFDEF = false;
            lastEndf = i;
          } else {
            pc = callstack.pop();
            if (!pc) {
              warn("TT: ENDF bad stack");
              ttContext.hintsValid = false;
              return;
            }
            funcId = functionsCalled.pop();
            data = pc.data;
            i = pc.i;
            ttContext.functionsStackDeltas[funcId] = stack.length - pc.stackTop;
          }
        } else if (op === 0x89) {
          
          if (inFDEF || inELSE) {
            warn("TT: nested IDEFs not allowed");
            tooComplexToFollowFunctions = true;
          }
          inFDEF = true;
          
          lastDeff = i;
        } else if (op === 0x58) {