| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb past] [been] [v-ing] it [prep] | 7 |
|
| 2 | i [vb past] [be] [v-ing] it [prep] | 7 |
|
| 3 | i [vb past] been [v-ing] it [prep] | 7 |
|
| 4 | i [vb past] be [v-ing] it [prep] | 7 |
|
