| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [adj] | 21073 |
|
| 2 | be [v-ing] [det] | 7726 |
|
| 3 | be [verb] this | 3179 |
|
| 4 | [be] [v-ing] this | 1786 |
|
| 5 | be [v-ing] this | 1786 |
|
