- Several acts of sabotage are committed against radio station.
- Acts of sabotage were carried out by persons unknown.
- Several act of sabotage is commit against radio station.
- Even people in developed countries, however, must be mindful that acts of sabotage are possible.
- All subsequent crimes against the Party, all treacheries, acts of sabotage, heresies, deviations, sprang directly out of his teaching.