| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] must know the | 29 |
|
| 2 | you must know [art] | 15 |
|
| 3 | he must know [art] | 7 |
|
| 4 | they must know [art] | 5 |
|
| 5 | [pers pn] must know a | 5 |
|
