| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] over [pos pn] heads | 15 |
|
| 2 | a roof over [pos pn] heads | 14 |
|
| 3 | a roof over [pos pn] heads | 14 |
|
| 4 | a [noun] over their heads | 12 |
|
