| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [pers pn] [v-ing] | 11937 |
|
| 2 | [pers pn] [prep] [v-ing] | 5957 |
|
| 3 | be [prep] [v-ing] | 5741 |
|
| 4 | be [pers pn] [prep] | 3189 |
|
