Perhaps you should try some spelling variations:
ugt federacion » la federacion (Expand Search), c federacion (Expand Search), y federacion (Expand Search)
una federacion » la federacion (Expand Search), una generacion (Expand Search), nueva federacion (Expand Search)
construccion y » construccion de (Expand Search), construccion del (Expand Search), reconstruccion de (Expand Search)
del metal » de metal (Expand Search), del moral (Expand Search), del estal (Expand Search)
y afines » a fines (Expand Search)
del mal » del mar (Expand Search), del moral (Expand Search)