| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] it [verb] been [v-ing] | 17 |
|
| 2 | [pron] it have [been] [v-ing] | 17 |
|
| 3 | [Wh det] it [verb] [been] [v-ing] | 15 |
|
| 4 | which it [verb] [been] [v-ing] | 12 |
|
| 5 | which it [verb] [been] [v-ing] | 12 |
|
| 6 | [pron] it [vb -s] [been] [v-ing] | 11 |
|
| 7 | [pron] it has [been] [v-ing] | 7 |
|
| 8 | [pron] it [vb past] [been] [v-ing] | 6 |
|
| 9 | [pron] it had [been] [v-ing] | 6 |
|
