Twin directories of concordance:

[DIR]  ftp://ftp.linux.it/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.cesca.es/mirror/debian/pool/main/c/concordance/
[DIR]  ftp://debian.lcs.mit.edu/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.kfki.hu/pub/linux/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.skynet.be/mirror1/debian.org/pool/main/c/concordance/
[DIR]  ftp://ftp.prz.rzeszow.pl/pub/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.uic.nnov.ru/pub/Linux/Debian/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.uic.nnov.ru/pub/Linux/Debian/debian-amd64/pool/main/c/concordance/
[DIR]  ftp://ftp.nz.debian.org/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.nz.debian.org/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.port80.se/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.kulnet.kuleuven.ac.be/mirror/ftp.debian.org/debian/pool/main/c/concordance/
[DIR]  ftp://130.251.19.2/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://130.251.19.2/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.wh2.tu-dresden.de/pub/mirrors/ubuntu/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.cosy.sbg.ac.at/debian/pool/main/c/concordance/
[DIR]  ftp://24.215.0.24/Ubuntu/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.cs.mun.ca/pub/mirror/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.lf.net/pub/Mirrors/ftp.debian.org/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.cl.debian.org/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.mars.org/debian/pool/main/c/concordance/
[DIR]  ftp://91.189.88.46/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.free.fr/.mirrors1/ftp.debian.org/pool/main/c/concordance/
[DIR]  ftp://ftp.latrobe.edu.au/pub/CELIA/english/dos/concordance/
[DIR]  ftp://ftp.latrobe.edu.au/pub/CELIA/english/mac/concordance/
[DIR]  ftp://ftp.latrobe.edu.au/pub/CELIA/english/win/concordance/
[DIR]  ftp://ftp.fi.debian.org/pub/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.rz.tu-bs.de/pub/mirror/.mounts/sdc1/archive.ubuntu.com/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.zcu.cz/pub/linux/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.auckland.ac.nz/linux/dists/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.tu-ilmenau.de/Mirrors/ftp.de.debian.org/pool/main/c/concordance/
[DIR]  ftp://ftp.cvut.cz/mirrors/debian.org/pool/main/c/concordance/
[DIR]  ftp://ftp.uwa.edu.au/mirrors/linux/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.sac.sk/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.crihan.fr/mirrors/ftp.debian.org/pool/main/c/concordance/
[DIR]  ftp://ftp.song.fi/pub/mirrors/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.tiscali.nl/pub/mirror/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.tiscali.nl/pub/mirror/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.demon.nl/disk3/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.fh-giessen.de/pub/linux/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.luna.nl/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.uga.edu/pub/unix/linux/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp2.sk.freebsd.org/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.dei.uc.pt/pub/linux/ubuntu/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.ac-grenoble.fr/mirrors/linux/distributions/debian/debian/pool/main/c/concordance/
[DIR]  ftp://ftp.udc.es/mirror/debian/pool/main/c/concordance/
[DIR]  ftp://mirrors.hpcf.upr.edu/pub/Mirrors/ubuntu/archive/pool/universe/c/concordance/
[DIR]  ftp://ftp.mn-linux.org/linux/debian/pool/main/c/concordance/
[DIR]  ftp://217.75.96.164/ubuntu/pool/universe/c/concordance/
[DIR]  ftp://ftp.de.netclusive.de/pub/Linux/ubuntu/pool/universe/c/concordance/