| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] on a [noun] [noun] [pron] | 58 |
|
| 2 | base on [art] [noun] [noun] [pron] | 15 |
|
| 3 | base [prep] a [noun] [noun] [pron] | 7 |
|
