| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should know [that] it | 7 |
|
| 2 | should know [conj] it | 7 |
|
| 3 | should know [conj] it | 7 |
|
| 4 | should know that it | 7 |
|
| 5 | should know that it | 7 |
|
