| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been [v-ing] [adj] [noun] | 17 |
|
| 2 | [pron] have been [v-ing] [adj] night | 15 |
|
| 3 | it have been [verb] [adj] night | 5 |
|
| 4 | it have [be] [v-ing] [adj] night | 5 |
|
| 5 | it [verb] been [v-ing] [adj] night | 5 |
|
| 6 | it have be [v-ing] [adj] night | 5 |
|
| 7 | it have [been] [v-ing] [adj] night | 5 |
|
