| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [art] | 23744 |
|
| 2 | be [v-ing] [prep] it | 1017 |
|
| 3 | [v-ing] [prep] it [art] | 109 |
|
| 4 | be [v-ing] it [art] | 103 |
|
| 5 | be [prep] it [art] | 14 |
|
