| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] be [v-ing] [adv] [prep] | 352 |
|
| 2 | [verb] be [v-ing] [adv] at | 72 |
|
| 3 | [vb -s] be [verb] [adv] at | 68 |
|
| 4 | [vb -s] [be] [v-ing] [adv] at | 21 |
|
