ext2 recovery!?

pomogite sovetami kak mozhno vosstanovit hotya bi chastichno ext2 partition?
pri montirovanii pishet :
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hda: read_intr: status=0x59 { DriveReady SeekComplete DataRequest Error }
hda: read_intr: error=0x40 { UncorrectableError }, LBAsect=5863794, sector=6
end_request: I/O error, dev 03:05 (hda), sector 6
EXT2-fs: Couldn't read superblock on 2nd try.
mount: wrong fs type, bad option, bad superblock on /dev/hda5,
or too many mounted file systems
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v obschem pereopredelit superblocks ne udaetsya ni pod kakim vidom

mke2fs -S /dev/hda5
e2fsck -b 32786 /dev/hda5
ne prinesli rezultatov nikakih

mne ne vazhno budet li montirovatsya hda5 ili net -mne nuzhno ottuda hotya bi chast dannih vitaschit
kak eto mozhno sdelat podskazhite kto chto znaet ?