| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] for [pron] | 1997 |
|
| 2 | [Wh det] be [v-ing] [pron] | 362 |
|
| 3 | [Wh det] be [v-ing] for | 49 |
|
| 4 | [Wh det] be for [pron] | 37 |
|
