| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have been [v-ing] | 6046 |
|
| 2 | have been [v-ing] [noun] | 1830 |
|
| 3 | [noun] have been [noun] | 835 |
|
| 4 | [noun] been [v-ing] [noun] | 19 |
|
