| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [v-ing] [pron] | 837 |
|
| 2 | [prep] be [v-ing] the | 514 |
|
| 3 | [prep] [v-ing] [pron] the | 368 |
|
| 4 | be [v-ing] [pron] the | 280 |
|
| 5 | [prep] be [pron] the | 29 |
|
