関連ワード:  keep coughing up green mucus    keep spitting up green mucus    keep coughing up green snot    keep coughing up thick green mucus    keep coughing up yellow green mucus    keep coughing up light green mucus    why do i keep coughing up green mucus    i keep coughing up dark green mucus    why do i keep coughing up green mucus but i'm not sick    i keep coughing up lime green mucus