Matched context for desorb and purge

The page lists matched contexts for desorb and purge.

Share - desorb	Share - purge	Phrase
6.36%	9.87%	{desorb or purge} vapor [perform operation]
8.51%	5.37%	{desorb or purge} from canister
1.38%	6.00%	{desorb or purge} fuel [perform operation]
2.67%	3.07%	{desorb or purge} gas [perform operation]
0.74%	0.64%	{desorb or purge} modal can