| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] be [v-ing] | 9490 |
|
| 2 | [modal v] be [v-ing] for | 714 |
|
| 3 | [pron] [modal v] be for | 331 |
|
| 4 | [pron] be [v-ing] for | 27 |
|
