| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had be [v-ing] [prep] | 1016 |
|
| 2 | which [pron] be [v-ing] [prep] | 151 |
|
| 3 | which [pron] had be [v-ing] | 86 |
|
| 4 | which had be [v-ing] [prep] | 64 |
|
