| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [v-ing] [prep] | 8542 |
|
| 2 | be [v-ing] in [prep] | 465 |
|
| 3 | be [adv] [v-ing] in | 159 |
|
| 4 | [adv] [v-ing] in [prep] | 106 |
|
| 5 | be [adv] in [prep] | 71 |
|
