| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [v-ing] [pron] | 2099 |
|
| 2 | have [be] [v-ing] [pron] | 1973 |
|
| 3 | had [be] [verb] [pron] | 803 |
|
| 4 | [vb past] [be] [v-ing] [pron] | 669 |
|
