Milk Supply

Mommies help, kababalik ko lng ng work last week, at dhil sa workload, isang beses n lng ako nakakapag pump,kaya humina milk ko,please need advice sa ideal na pumping sched,8hr work,pra lumakas supply ko..critical level na kasi stash ng BM ko,hanggat kaya ayoko i FM 3mo LO ko.Thank you mommies.