| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is [v-ing] at | 167 |
|
| 2 | [pron] is [v-ing] [noun prp] | 108 |
|
| 3 | [pron] [v-ing] at [noun prp] | 43 |
|
| 4 | is [v-ing] at [noun prp] | 36 |
|
| 5 | [pron] is at [noun prp] | 18 |
|
