| Share | Phrase |
| 17.90% | adsorbent bed |
| 14.63% | adsorbent layer |
| 14.20% | adsorbent [does] adsorb |
| 9.62% | adsorbent [connection] adsorb |
| 9.24% | hc adsorbent |
| 7.01% | adsorbent material |
| 4.52% | adsorbent temperature |
| 3.23% | adsorbent [using as instrument] fill |
| 3.19% | accommodate adsorbent [perform operation] |
| 3.02% | contain adsorbent [perform operation] |
| 2.91% | nox adsorbent |
| 2.32% | adsorbent [does] accommodate |
| 2.26% | release from adsorbent |
| 1.89% | canister adsorbent |
| 1.30% | adsorbent unit |
| 0.93% | comprise adsorbent [perform operation] |
| 0.65% | have adsorbent [perform operation] |
| 0.55% | adsorbent [does] have |
| 0.52% | include adsorbent [perform operation] |