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E: Package kde4 has no installation candidate
kdebase-bin-kde3 - core binaries for the KDE base module
kde4 - the K Desktop Environment 4
kde4-development - the KDE 4 development platform
kde4-minimal - the K Desktop Environment 4, minimal applications
kdebase-runtime-bin-kde4 - core binaries for the KDE 4 base runtime module
kdebase-bin-kde3 - core binaries for the KDE base module
kdebase-runtime-bin-kde4 - core binaries for the KDE 4 base runtime module
libkde4-ruby - KDE ruby bindings
libkde4-ruby1.8 - kde4 bindings for ruby
libkhtml2.0-cil - kde4 bindings for CLI, khtml edition
libkimono4.1-cil - kde4 bindings for CLI
libnepomuk2.2-cil - kde4 bindings for CLI, Nepomuk-edition
libplasma2.0-cil - kde4 bindings for CLI, Plasma-edition
libsmokekde4-2 - KDE smoke libraries
python-kde4 - Python bindings for the KDE 4 libraries
python-kde4-dev - UIC compiler and SIP files for PyKDE
python-kde4-doc - documentation and examples for PyKDE
system-config-printer-kde - KDE 4 printer configuration utility
kde4 - the K Desktop Environment 4
kde4-development - the KDE 4 development platform
kde4-minimal - the K Desktop Environment 4, minimal applications
pkg-kde-tools - common makesnippets and build scripts for KDE4 related packages