Matched context for safety and leveling

The page lists matched contexts for safety and leveling.

Share - safety	Share - leveling	Phrase
3.13%	22.94%	{safety or leveling} valve
4.27%	11.94%	{safety or leveling} device
2.75%	3.01%	{safety or leveling} system
0.56%	12.55%	{safety or leveling} arrangement
1.21%	4.34%	vehicle {safety or leveling}