| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] be [v-ing] [prep] | 18386 |
|
| 2 | [noun prp] [noun] be [v-ing] | 6204 |
|
| 3 | [noun prp] be [v-ing] [prep] | 4665 |
|
| 4 | [noun prp] [noun] be [prep] | 3702 |
|
| 5 | [noun prp] [noun] [v-ing] [prep] | 1584 |
|
