| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] be [v-ing] | 21411 |
|
| 2 | be [v-ing] in | 8739 |
|
| 3 | [noun pl] be in | 4727 |
|
| 4 | [noun pl] [v-ing] in | 4203 |
|
