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

expect(getUnicodeRangeFor(0x0041)).toEqual(0);
      
      expect(getUnicodeRangeFor(0xfb01)).toEqual(62);
    });
    it("should not get a Unicode range", function () {
      expect(getUnicodeRangeFor(0x05ff)).toEqual(-1);
    });
  });
  describe("getNormalizedUnicodes", function () {
    let NormalizedUnicodes;
    beforeAll(function () {
      NormalizedUnicodes = getNormalizedUnicodes();
    });
    afterAll(function () {
      NormalizedUnicodes = null;
    });
    it("should get normalized Unicode values for ligatures", function () {
      
      expect(NormalizedUnicodes["\uFB01"]).toEqual("fi");
      
      expect(NormalizedUnicodes["\u0675"]).toEqual("\u0627\u0674");
    });
    it("should not normalize standard characters", function () {
      expect(NormalizedUnicodes.A).toEqual(undefined);
    });
  });
  describe("reverseIfRtl", function () {
    let NormalizedUnicodes;
    function getGlyphUnicode(char) {