| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] be [v-ing] at the | 10 |
|
| 2 | [det] [be] [v-ing] at the | 10 |
|
| 3 | [det] [is] [v-ing] at the | 6 |
|
| 4 | that [be] [v-ing] at the | 5 |
|
| 5 | [det] 's [v-ing] at the | 5 |
|
