| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been [v-ing] [noun pl] | 246 |
|
| 2 | [noun] have been [v-ing] on | 152 |
|
| 3 | have been [v-ing] on [noun pl] | 33 |
|
| 4 | [noun] have been on [noun pl] | 11 |
|
