| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] be [v-ing] to | 3260 |
|
| 2 | [noun] had be [v-ing] | 2088 |
|
| 3 | had be [v-ing] to | 118 |
|
| 4 | [noun] had be to | 114 |
|
