| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what we have been [v-ing] for | 11 |
|
| 2 | what we [vb base] been [v-ing] for | 11 |
|
| 3 | what we [verb] been [v-ing] for | 11 |
|
| 4 | what we have been [v-ing] for | 6 |
|
| 5 | what we 've been [v-ing] for | 5 |
|
