| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] had [been] [v-ing] [prep] | 759 |
|
| 2 | had [been] [v-ing] [prep] [det] | 127 |
|
| 3 | [pers pn] had [been] [v-ing] [det] | 87 |
|
| 4 | [pers pn] had [been] [prep] [det] | 79 |
|
| 5 | [pers pn] [been] [v-ing] [prep] [det] | 15 |
|
