| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] have been responsible for | 34 |
|
| 2 | [pers pn] had been responsible for | 18 |
|
| 3 | he have been responsible for | 16 |
|
| 4 | [pers pn] has been responsible for | 9 |
|
| 5 | it have been responsible for | 6 |
|
| 6 | [pers pn] have been responsible for | 5 |
|
