| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [adj] [modal v] be | 391 |
|
| 2 | [prep] [noun] [modal v] be [v-ing] | 223 |
|
| 3 | [prep] [noun] [adj] be [v-ing] | 62 |
|
| 4 | [noun] [adj] [modal v] be [v-ing] | 53 |
|
| 5 | [prep] [adj] [modal v] be [v-ing] | 32 |
|
