| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [verb] [pers pn] | 4165 |
|
| 2 | [Wh pn] be [v-ing] [verb] | 900 |
|
| 3 | [Wh pn] be [verb] [pers pn] | 442 |
|
| 4 | [Wh pn] be [v-ing] [pers pn] | 375 |
|
