| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | open [pos pn] doors for the [num ord] | 5 |
|
| 2 | open its door for the [num ord] | 5 |
|
| 3 | open [pos pn] door for the first | 5 |
|
| 4 | open [pos pn] door for the [num ord] | 5 |
|
