| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been [v-ing] [adj] night | 15 |
|
| 2 | [pers pn] have been [v-ing] [adj] night | 13 |
|
| 3 | [noun] have been [v-ing] [adj] night | 7 |
|
| 4 | it have been [v-ing] [adj] night | 5 |
|
| 5 | it have been [v-ing] [adj] night | 5 |
|
