| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he be [v-ing] [pers pn] at | 8 |
|
| 2 | he [was/were] [v-ing] [pers pn] at | 6 |
|
| 3 | he was [v-ing] [pers pn] at | 6 |
|
