| penetrate deep | 0.31 |
| continue for approx 7 -… | 0.25 |
| add substantial cost bu… | 0.16 |
| heart attacks | 0.26 |
| stroke | 0.22 |
| accomplished by heat | 0.50 |
| required | 0.48 |
| accomplished by solvent… | 0.38 |
| accomplished by interfa… | 0.38 |
| accomplished by moisture | 0.38 |
| accomplished by radiati… | 0.38 |
| accomplished by combina… | 0.38 |
| lifted | 0.35 |
| removed | 0.25 |
| carried out at a system… | 0.25 |