Matched context for mast and helm

The page lists matched contexts for mast and helm.

Share - mast	Share - helm	Phrase
2.53%	8.85%	steering [purpose] {mast or helm}
3.78%	4.27%	steering [purpose] {mast or helm}
1.15%	5.79%	{mast or helm} bracket
0.83%	4.66%	{mast or helm} assembly