Is there any pdf reader that supports word searching with regular expression?

All we need is an easy explanation of the problem, so here it is.

Possible Duplicate:
Is there software to allow me to search a PDF file with Regex?

I sometimes would like to search some particular words in a PDF file, however there are always a lot of unwanted words for me. For instance, when I would like to find “scala” in a PDF paper, I always come across “scalable”, “scalability” or something like that. So I’m wondering whether there exists some reader that supports searching words with regular expressions.

How to solve :

I know you bored from this bug, So we are here to help you! Take a deep breath and look at the explanation of your problem. We have many solutions to this problem, But we recommend you to use the first method because it is tested & true method that will 100% work for you.

Method 1


With regex search:

Without regex search:


  • grepWin, it supports regex, but doesn’t support PDF files yet.


Without regex search:

  • pdfgrep (no GUI, available via apt-get) (Free and Open Source)

Related question: Is there software to allow me to search a PDF file with Regex?

Method 2

Our PDF viewer has regex searching (see

Note: Use and implement method 1 because this method fully tested our system.
Thank you 🙂

All methods was sourced from or, is licensed under cc by-sa 2.5, cc by-sa 3.0 and cc by-sa 4.0

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