| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [pron] [adv] [adv] | 470 |
|
| 2 | be [v-ing] [pron] [adv] [adv] | 400 |
|
| 3 | [be] [v-ing] [pron] [adv] [adv] | 360 |
|
