| Share | Phrase |
|---|
| 27.38% | concavity surface |
| 18.82% | axial [direction] concavity |
| 10.50% | concavity [does] face |
| 6.89% | form concavity [perform operation] |
| 6.42% | elongated [shape] concavity |
| 5.96% | general [typicality] concavity |
| 5.69% | concavity [using as instrument] form |
| 4.78% | concavity end |
| 3.65% | define concavity [perform operation] |
| 3.38% | concavity [does] have |
| 3.25% | concavity portion |
| 3.22% | have concavity [perform operation] |