| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [be] [v-ing] for a | 664 |
|
| 2 | [Wh adv] [pers pn] [be] [v-ing] a | 88 |
|
| 3 | [Wh adv] [pers pn] [be] [v-ing] for | 63 |
|
