| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [v-ing] some [noun sg] [prep] | 10 |
|
| 2 | had been [v-ing] some [noun sg] [prep] | 10 |
|
| 3 | had [been] [v-ing] some [noun sg] of | 5 |
|
| 4 | had [been] [v-ing] some [noun sg] of | 5 |
|
