| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [v-ing] [prep] [pers pn] [prep] | 155 |
|
| 2 | had [been] [v-ing] [prep] [pers pn] | 142 |
|
| 3 | had [been] [v-ing] [pers pn] [prep] | 95 |
|
| 4 | had [been] [prep] [pers pn] [prep] | 41 |
|
| 5 | had [been] [v-ing] [prep] [prep] | 19 |
|
