| Share | Phrase |
| 14.06% | inaccurate [accuracy] method |
| 12.65% | inaccurate [accuracy] system |
| 12.63% | inaccurate [accuracy] signal |
| 10.50% | inaccurate [accuracy] metering |
| 10.47% | relatively inaccurate |
| 9.00% | inaccurate [accuracy] become |
| 9.00% | inaccurate [accuracy] reading |
| 8.95% | inaccurate [accuracy] detection |
| 6.97% | usually inaccurate |
| 5.72% | inaccurate at end |