| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [noun] have been [v-ing] for | 15 |
|
| 2 | [Wh det] [noun] [verb] been [v-ing] for | 15 |
|
| 3 | what [noun] [verb] been [v-ing] for | 9 |
|
| 4 | [Wh det] [noun prp] [verb] been [v-ing] for | 9 |
|
| 5 | [Wh det] [noun] [vb base] been [v-ing] for | 7 |
|
| 6 | [Wh det] [noun] have been [v-ing] for | 7 |
|
| 7 | [Wh det] [noun pl] [verb] been [v-ing] for | 5 |
|
| 8 | which [noun] [verb] been [v-ing] for | 5 |
|
