| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] be some [noun sg] | 14 |
|
| 2 | [vb pp] [is] some [noun sg] | 10 |
|
| 3 | [vb pp] is some [noun sg] | 10 |
|
| 4 | required [be] some [noun sg] | 6 |
|
