| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [prep] [num] [noun pl] | 182 |
|
| 2 | [v-ing] this [prep] [num] [noun pl] | 9 |
|
| 3 | been [v-ing] this [prep] [num] | 8 |
|
