| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [noun sg] | 6420 |
|
| 2 | be [verb] for [noun sg] | 5597 |
|
| 3 | be [v-ing] for [noun] | 2180 |
|
| 4 | [be] [v-ing] for [noun sg] | 944 |
|
