| Share | Phrase |
| 28.77% | analogue [similarity] signal |
| 26.20% | analogue [similarity] switch |
| 17.29% | analogue [similarity] converter |
| 9.65% | analogue [similarity] representation |
| 7.72% | analogue [similarity] gate |
| 4.15% | analogue [similarity] form |
| 3.17% | digital [shape] analogue |
| 3.00% | analogue [does] output |