| Share | Phrase |
| 23.45% | cryogenic [physical/chemical] coolant |
| 21.31% | cryogenic [physical/chemical] tank |
| 19.14% | cryogenic [physical/chemical] fuel |
| 15.41% | cryogenic [physical/chemical] container |
| 6.70% | cryogenic [physical/chemical] fluid |
| 5.61% | cryogenic [physical/chemical] temperature |
| 3.68% | cryogenic [physical/chemical] refrigerator |
| 2.49% | cryogenic [physical/chemical] liquid |
| 2.16% | cryogenic [physical/chemical] pump |