| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb base] been [v-ing] [prep] | 1396 |
|
| 2 | what [pron] [vb base] been [v-ing] | 231 |
|
| 3 | what [pron] [vb base] [v-ing] [prep] | 11 |
|
| 4 | what [pron] [vb base] been [prep] | 8 |
|
