| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] [be] [v-ing] for | 476 |
|
| 2 | [pron] [vb -s] [be] [v-ing] for | 182 |
|
| 3 | [Wh det] [pron] [vb -s] [be] [v-ing] | 68 |
|
| 4 | [Wh det] [vb -s] [be] [v-ing] for | 23 |
|
