| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] [be] [prep] [v-ing] | 36 |
|
| 2 | [vb past] [adv] [be] [prep] [verb] | 15 |
|
| 3 | [vb past] [adv] [be] [prep] [v-ing] | 13 |
|
