I hate it when "fi" gets replaced by one character... and I'm sure there are lots of other cases.
Many people like latex because of this feature... Well, no me... it's just a really annoying way to ruin search in pdf files!

Thank you.
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Code: Select all
\usepackage{microtype}
\DisableLigatures{encoding = *, family = * }
What kind of package, compiler, viewer, etc. are you using? I did a try, and using both latex and pdflatex the "fi" string was searchable with Evince.it's just a really annoying way to ruin search in pdf files!
Learn LaTeX easily with newest books:
The LaTeX Beginner's Guide: 2nd edition and perfect for students writing a thesis
The LaTeX Cookbook: 2nd edition full of practical examples for mathematics, physics, chemistry, and more
LaTeX Graphics with TikZ: the first book about TikZ for perfect drawings in your LaTeX thesis