| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [conj] it has been | 59 |
|
| 2 | [coord] [conj] it has been | 40 |
|
| 3 | but [conj] it [verb] been | 27 |
|
| 4 | but [conj] it have been | 27 |
|
| 5 | but [conj] [pron] has been | 19 |
|
| 6 | but [conj] it [vb -s] been | 10 |
|
| 7 | but [conj] it has [be] | 9 |
|
| 8 | but [conj] it has [been] | 9 |
|
| 9 | but [conj] it has been | 9 |
|
| 10 | but [conj] it has be | 9 |
|
