| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv prt] on [art] open [noun] | 5 |
|
| 2 | be [adv prt] on the open [noun] | 5 |
|
| 3 | be [adv prt] on [art] open [noun sg] | 5 |
|
| 4 | be [adv prt] on the open [noun] | 5 |
|
