create implication covering_another (71) -> covering (20200)
create implication covering_mouth (3088) -> covering (20200)
create implication covering_own_mouth (1223) -> covering_self (10896)
create implication covering_face (2291) -> covering (20200)
create implication covering_eyes (839) -> covering_face (2291)
create implication covering_ears (107) -> covering (20200)