| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] some of | 950 |
|
| 2 | [been] [v-ing] some | 133 |
|
| 3 | [been] [v-ing] of | 117 |
|
| 4 | [been] some of | 11 |
|
