| Share | Phrase |
| 15.11% | electron microscope |
| 8.55% | emit electron [perform operation] |
| 8.53% | free [cost] electron |
| 6.14% | emitted electron |
| 6.04% | split off electron [perform operation] |
| 5.28% | electron bombardment |
| 4.44% | electron beam |
| 3.93% | give up electron [perform operation] |
| 3.52% | electron welding |
| 3.24% | received [analysis/training] electron |
| 2.94% | conducting [physical/chemical] electron |
| 2.78% | electron burst |
| 2.74% | electron flow |
| 2.69% | determine from electron |
| 2.52% | collect electron [perform operation] |
| 1.78% | electron density |
| 1.75% | electron in relation |
| 1.67% | conduct electron [perform operation] |
| 1.64% | electron current |
| 1.49% | electron [does] release |
| 1.45% | electron emission |
| 1.36% | electron [does] move |
| 1.28% | electron frequency |
| 1.26% | electron receive |
| 1.14% | receive electron [perform operation] |
| 1.11% | provide for electron |
| 0.95% | electron means |
| 0.94% | form electron [perform operation] |
| 0.87% | electron [does] form |
| 0.74% | generate electron [perform operation] |
| 0.72% | least [degree] electron |
| 0.65% | electron unit |
| 0.57% | cause electron [perform operation] |