Question: what are yoga breathing techniques?
Answer: Basic Breath Awareness. ... 
Ujjayi Pranayama (Victorious Breath or Ocean Breath) ... 
Nadi Shodhana Pranayama (Alternate-Nostril Breathing) ... 
Kumbhaka Pranayama (Breath Retention) ... 
Kapalabhati Pranayama (Breath of Fire or Skull-Shining Breath)