| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [is] responsible [prep] it | 5 |
|
| 2 | who [is] responsible [prep] it | 5 |
|
| 3 | [pron] [is] responsible [prep] it | 5 |
|
| 4 | who [is] responsible [prep] it | 5 |
|
| 5 | [is] responsible [prep] [verb] it | 7 |
|
| 6 | [is] responsible [prep] [v-ing] it | 7 |
|
| 7 | [is] responsible [prep] it [conj] | 5 |
|
