/usr/share/doc/ is in libcojets2-dev 20061220+dfsg3-3.
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/usr/share/doc-base/cojets-manual
/usr/share/doc/libcojets2-dev/
/usr/share/doc/libcojets2-dev/README.examples.cojets
/usr/share/doc/libcojets2-dev/copyright
/usr/share/doc/libcojets2-dev/examples/
/usr/share/doc/libcojets2-dev/examples/fillh.F
/usr/share/doc/libcojets2-dev/examples/jets
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/usr/share/doc/libcojets2-dev/examples/zbottom
/usr/share/doc/libcojets2-dev/examples/hbottom
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/usr/share/doc/libcojets2-dev/examples/zelect
/usr/share/doc/libcojets2-dev/examples/wtop
/usr/share/doc/libcojets2-dev/examples/welect
/usr/share/doc/libcojets2-dev/examples/minbias
/usr/share/doc/libcojets2-dev/examples/htop
/usr/share/doc/libcojets2-dev/examples/outh.F
/usr/share/doc/libcojets2-dev/cojets.txt.gz
/usr/share/doc/libcojets2-dev/changelog.Debian.gz