| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun sg] is [conj] it allows | 5 |
|
| 2 | [prep] [noun] is [that] it allows | 5 |
|
| 3 | [prep] [noun] is that it allows | 5 |
|
| 4 | [prep] [noun] is that it allows | 5 |
|
