| prod. |
work hour (MichaelBurov); manhour (MichaelBurov); labor hour (MichaelBurov); labour hour (MichaelBurov); person hour (MichaelBurov); operator hour (MichaelBurov); person-hour (MichaelBurov); operator-hour (MichaelBurov); work hr (MichaelBurov); employee hour (MichaelBurov) |
