| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [prep] [noun] | 17564 |
|
| 2 | [be] [v-ing] [prep] [noun] | 14221 |
|
| 3 | [been] [v-ing] [prep] [noun] | 1487 |
|
