| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] [be] [v-ing] [noun] | 170 |
|
| 2 | [vb past] [pers pn] [be] [v-ing] [noun] | 162 |
|
| 3 | [verb] it [be] [v-ing] [noun] | 67 |
|
| 4 | [vb past] it [be] [verb] [noun] | 41 |
|
| 5 | [vb past] it [be] [v-ing] [noun] | 26 |
|
