why woman doesn't perform very strong sage kind of practices or thapassu to attain at higher spiritual state.

 woman already 7 times highly spiritual at athma level. so if they do little sadhana, they can attain very high level state.

https://agasthiar.org/aum/women-7-times-stronger-than-men

woman's monthly cycles when practiced with care and as per said rules, their system gets cleaned and they gain higher spiritual gains every month.  it is also a boon from Indra for woman.

they also get the share of husbands practices.

overall woman attains high spiritual stage overall than man