| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [prep] | 1995 |
|
| 2 | [conj] [vb base] [v-ing] [prep] | 352 |
|
| 3 | [conj] [vb base] been [v-ing] | 103 |
|
| 4 | [conj] [vb base] been [prep] | 68 |
|
| 5 | [conj] been [v-ing] [prep] | 11 |
|
