| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] had [been] [verb] [prep] | 148 |
|
| 2 | [vb past] [pron] have [been] [v-ing] [prep] | 59 |
|
| 3 | [vb past] [pron] [verb] [been] [v-ing] [prep] | 59 |
|
| 4 | [vb past] [pron] [vb past] [been] [v-ing] [prep] | 52 |
|
| 5 | [verb] [pron] had [been] [v-ing] [prep] | 37 |
|
| 6 | [vb past] [pron] had [been] [v-ing] [prep] | 29 |
|
| 7 | [vb past] [pron] had [be] [v-ing] [prep] | 29 |
|
