| Share | Phrase |
|---|
| 42.98% | solvent [physical/chemical] extraction |
| 28.46% | solvent [physical/chemical] dewaxing |
| 9.11% | solvent [physical/chemical] oil |
| 4.12% | solvent [physical/chemical] treatment |
| 3.44% | solvent [physical/chemical] step |
| 3.28% | solvent [physical/chemical] process |
| 3.13% | solvent [physical/chemical] mixture |
| 2.85% | solvent [physical/chemical] medium |
| 2.58% | solvent [physical/chemical] vapor |