| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [pron] [v-ing] | 12613 |
|
| 2 | be [pers pn] [v-ing] | 11937 |
|
| 3 | be i [verb] | 2327 |
|
| 4 | be i [v-ing] | 945 |
|
| 5 | [be] i [v-ing] | 876 |
|
