| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] [noun] [prep] | 15065 |
|
| 2 | been [prep] [noun] [prep] | 1841 |
|
| 3 | [v-ing] been [prep] [noun] | 64 |
|
| 4 | [v-ing] been [noun] [prep] | 21 |
|
