| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [verb] | 32862 |
|
| 2 | be [pers pn] [verb] | 18762 |
|
| 3 | be [pers pn] [v-ing] | 11937 |
|
| 4 | [pers pn] [v-ing] [verb] | 3049 |
|
