父母三般卦 is when all sector is 1,4,7 or 2,5,8 or 3,6,9. like for Period 8
facing SW3 SouthWest 232.6°-247.5° Gen house 艮宅 YinShen 寅申 where 3 period 上中下, upper, middle and lower period interact to form auspicious Qi. Even when Up Mountain Down Water 损才伤丁 houses given that your environment allowed it your house Fengshui can improve in both wealth and health.
For Period 8 facing SW1 SouthWest 202.6°-217.5° Gen house 艮宅 ChouWei 丑未 you can only use 催官水 CuiGuanShui to improve your house luck given that your environment allowed it.
Cheers