Some of the sections and subsections of my work has extended titles, i.e.: \section{bla bla bla ....... bla}, so when pdflatex creates my .pdf, the toc gets all pilled-up, as show in picture.

pilled-up toc

How can I prevent this?

marked as duplicate by user31729, egreg table-of-contents Oct 4 '15 at 20:45

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