def all_results():
    """
    Returns a list of all available/possible results
    Subject to change in the future
    """
    results_list = ['SPP', 'DownholeECD', 'FlowRateOut', 'HookLoad',
        'SurfaceTorque', 'BitDepth', 'TD', 'ChokeOpening',
        'DownholePressure', 'ChokePressure', 'FluidTemperatureOut', 'WOB',
        'InstantaneousROP', 'BopChokeOpening', 'FlowRateIn',
        'TopOfStringVelocity', 'SurfaceRPM', 'ChokePumpFlowRateIn',
        'DrillstringTemperature', 'TotalInfluxMass',
        'CalculatedPressureBottomHole', 'CuttingsMassFractionTransient',
        'GasVolumeFraction', 'DrillstringBucklingLimit',
        'FluidTemperatureIn', 'AnnulusECD', 'DrillstringTorqueLimit',
        'AnnulusTemperature', 'DrillstringTension', 'AnnulusFluidVelocity',
        'DrillstringFluidVelocity', 'CuttingsBedHeight', 'AnnulusDensity',
        'DrillstringTorque', 'TotalMudLossMass', 'Connection',
        'TopOfStringPosition', 'ActivePitVolume', 'ActivePitDensity',
        'ActivePitTemperature', 'MainPitVolume', 'MainPitDensity',
        'MainPitTemperature', 'ReservePitVolume', 'ReservePitDensity',
        'ReservePitTemperature', 'GasFlowRateOut', 'DrillstringDensity']
    return results_list
