| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they do not know [conj] | 20 |
|
| 2 | they did not know [conj] | 16 |
|
| 3 | they do not know that | 13 |
|
| 4 | they do not know [that] | 13 |
|
| 5 | they do not know that | 13 |
|
