| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i must [vb infin] [pron] at | 5 |
|
| 2 | i must [vb infin] [pron] at | 5 |
|
| 3 | i must [vb infin] [pron] at | 5 |
|
| 4 | i must [vb infin] [pers pn] at | 5 |
|
