| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be [verb] [pers pn] [prep] | 521 |
|
| 2 | [verb] be [v-ing] [pron] [prep] | 463 |
|
| 3 | [verb] [be] [v-ing] [pers pn] [prep] | 386 |
|
