| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] be [v-ing] [indef pn] | 1051 |
|
| 2 | it be [v-ing] [pron] | 768 |
|
| 3 | it be [verb] [indef pn] | 91 |
|
| 4 | it [be] [v-ing] [indef pn] | 44 |
|
