| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [be] [v-ing] [prep] | 33951 |
|
| 2 | [pron] [pron] [be] [v-ing] | 12447 |
|
| 3 | [pron] [pron] [be] [prep] | 2382 |
|
| 4 | [pron] [pron] [v-ing] [prep] | 178 |
|
