| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] be [v-ing] [prep] | 834 |
|
| 2 | [noun] [vb base] be [v-ing] [prep] | 491 |
|
| 3 | [prep] [noun] [vb base] be [v-ing] | 116 |
|
| 4 | [prep] [noun] [vb base] be [prep] | 36 |
|
| 5 | [prep] [noun] [vb base] [v-ing] [prep] | 31 |
|
