| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [noun] | 14253 |
|
| 2 | had be [v-ing] [prep] | 1920 |
|
| 3 | had be [prep] [noun] | 1256 |
|
| 4 | had be [v-ing] [noun] | 491 |
|
