| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] responsibility for [v-ing] | 21 |
|
| 2 | took responsibility for [verb] | 6 |
|
| 3 | had responsibility for [verb] | 6 |
|
| 4 | claimed responsibility for [verb] | 5 |
|
