left 4 dead 2 missing commands
 

when i play official left 4 dead and l4d2 maps when i try to use give command some of items arent there
machete
tonfa
golf club
these items commands are missing
i can give these items in unofficial maps created by modders
i tried running game without mods and sourcemode but still these items are missing in official maps
does anyone know how to fix this problem