| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [be] [v-ing] a | 5599 |
|
| 2 | [pers pn] [be] [v-ing] [num] | 761 |
|
| 3 | [pers pn] [be] a [num] | 465 |
|
| 4 | [be] [v-ing] a [num] | 175 |
|
