| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been [verb] [prep] | 1975 |
|
| 2 | [pron] have been [verb] about | 395 |
|
| 3 | [pers pn] have been [verb] about | 343 |
|
| 4 | it have be [verb] about | 9 |
|
| 5 | it have [been] [verb] about | 9 |
|
| 6 | it [verb] been [verb] about | 9 |
|
| 7 | it have [be] [verb] about | 9 |
|
| 8 | it have been [verb] about | 9 |
|
