| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [prep] [art] [unc] [no cls] | 121 |
|
| 2 | be [v-ing] [prep] [art] [unc] [unc] | 9 |
|
| 3 | [be] [v-ing] [prep] [art] [unc] [no cls] | 8 |
|
