| Share | Phrase |
|---|
| 29.48% | adsorbed [physical/chemical] fuel |
| 29.15% | adsorbed [physical/chemical] vapor |
| 11.05% | adsorbed [physical/chemical] oxygen |
| 7.26% | adsorbed [physical/chemical] amount |
| 6.63% | adsorbed [physical/chemical] component |
| 6.39% | adsorbed [physical/chemical] hydrocarbon |
| 5.85% | adsorbed [physical/chemical] substance |
| 4.14% | adsorbed [physical/chemical] gas |