| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [prep] | 1995 |
|
| 2 | that [vb base] been [v-ing] | 54 |
|
| 3 | that [vb base] [v-ing] [prep] | 29 |
|
| 4 | that [vb base] been [prep] | 27 |
|
