| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] for | 10597 |
|
| 2 | [been] [v-ing] [prep] | 6841 |
|
| 3 | [been] [v-ing] [prep] | 6838 |
|
| 4 | [been] [verb] for | 6384 |
|
| 5 | [been] [v-ing] for | 1734 |
|
