| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but have [adv] been | 180 |
|
| 2 | but have [adv] been | 119 |
|
| 3 | [conj] have subsequently been | 19 |
|
| 4 | but have subsequently [been] | 6 |
|
| 5 | but have subsequently be | 6 |
|
| 6 | but [verb] subsequently been | 6 |
|
| 7 | but have subsequently been | 6 |
|
| 8 | but have subsequently [be] | 6 |
|
