| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he did n't know what [pron] | 32 |
|
| 2 | he did n't know what [pers pn] | 31 |
|
| 3 | he did n't know what he | 19 |
|
| 4 | he did n't know what he | 19 |
|
