Concordance for adjective spontaneous

The page lists top contexts for adjective spontaneous and their percentages (as applied to automotive subject domain).

Share	Phrase
44.23%	spontaneous [character] ignition
19.99%	spontaneous [character] combustion
13.82%	spontaneous [character] release
13.00%	spontaneous [character] synchronization
4.52%	spontaneous [character] quality
4.40%	spontaneous [character] temperature