| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] have been [v-ing] [prep] | 2750 |
|
| 2 | [noun] have been [v-ing] [prep] | 1813 |
|
| 3 | [noun] [pers pn] have been [v-ing] | 1242 |
|
| 4 | [noun] [pers pn] have been [prep] | 321 |
|
