| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [pos pn] doors [prep] the | 7 |
|
| 2 | [vb -s] [pron] doors [prep] the | 7 |
|
| 3 | [vb -s] its doors [prep] the | 7 |
|
| 4 | [vb -s] its doors [prep] the | 7 |
|
| 5 | opens [pron] doors [prep] the | 5 |
|
