| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [modal v] [vb infin] [pron] | 425 |
|
| 2 | [v-ing] [pron] [modal v] [vb infin] [pron] | 312 |
|
| 3 | [v-ing] [prep] [pron] [modal v] [vb infin] | 101 |
|
