| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] [v-ing] [prep] [art] | 2854 |
|
| 2 | [be] [adv] [v-ing] [prep] [art] | 2852 |
|
| 3 | [be] [adv] [verb] at [art] | 940 |
|
| 4 | [be] [adv] [v-ing] at [art] | 319 |
|
| 5 | [be] [adv] [v-ing] at [art] | 260 |
|
