having trouble with pocketsphinx bit's the rest downloaded and installed fine. here's my xterm screen

BusyBox v1.10.2 (Debian 3:1.10.2.legal-1osso30+0m5) built-in shell (ash)
Enter 'help' for a list of built-in commands.

~ $ root


BusyBox v1.10.2 (Debian 3:1.10.2.legal-1osso30+0m5) built-in shell (ash)
Enter 'help' for a list of built-in commands.

Nokia-N900:~# apt-get install pocketsphinx-hmm-en-hub4wsj
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Couldn't find package pocketsphinx-hmm-en-hub4wsj
Nokia-N900:~# apt-get install pocketsphinx-lm-en-hub4
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Couldn't find package pocketsphinx-lm-en-hub4
Nokia-N900:~# apt-get install gstreamer0.10-pocketsphinxReading package lists... Done
Building dependency tree
Reading state information... Done
E: Couldn't find package gstreamer0.10-pocketsphinx
Nokia-N900:~# apt-get install pocketsphinx-utils
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Couldn't find package pocketsphinx-utils
Nokia-N900:~# apt-get install python-gst0.10
Reading package lists... Done
Building dependency tree
Reading state information... Done
python-gst0.10 is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
Nokia-N900:~#