| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb base] been [v-ing] [noun] | 235 |
|
| 2 | [prep] [noun] [vb base] been [v-ing] | 114 |
|
| 3 | [prep] [noun] [vb base] [v-ing] [noun] | 17 |
|
| 4 | [prep] [noun] [vb base] been [noun] | 16 |
|
