причина пригоди
accident occurrence
dangerous goods occurrence
voluntary occurrence reporting system
occurrence site
unintentional occurrence
area of occurrence
intentional occurrence
mandatory occurrence reporting system
state of occurrence
touch-and-go occurrence
daily occurrence book
contribute to the cause of peace
deviating cause
cause factor
cause of aircraft trouble
root cause
trouble cause
determinate cause
eliminate cause
failure cause
primary cause
second cause
cause immense destruction