| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] [det] | 3554 |
|
| 2 | be [v-ing] [prep] [det] | 3553 |
|
| 3 | are [verb] [prep] [det] | 2611 |
|
| 4 | are [v-ing] [prep] [adj] | 1176 |
|
| 5 | [am/are] [v-ing] [prep] [det] | 877 |
|
| 6 | are [v-ing] [prep] [det] | 391 |
|
